Home / 67,248,001.70-100,872,002.55-61,189,574.30

Finding the Fourth Proportional to 67,248,001.70, 100,872,002.55 and 61,189,574.30

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Solution

The fourth proportional to 67,248,001.70, 100,872,002.55 and 61,189,574.30 is: 91,784,361.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,248,001.70 : 100,872,002.55 = 61,189,574.30 : x
  2. Step 2: Convert to fraction form
    67,248,001.70/100,872,002.55 = 61,189,574.30/x
  3. Step 3: Cross multiply
    67,248,001.70x = 100,872,002.55 × 61,189,574.30
  4. Step 4: Simplify right side
    67,248,001.70x = 6,172,314,894,823,014
  5. Step 5: Solve for x
    x = 6,172,314,894,823,014/67,248,001.70
  6. Step 6: Final answer
    x = 91,784,361.45

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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.