Home / 97,127.30-145,361.79-59,711.18

Finding the Fourth Proportional to 97,127.30, 145,361.79 and 59,711.18

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Solution

The fourth proportional to 97,127.30, 145,361.79 and 59,711.18 is: 89,364.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,127.30 : 145,361.79 = 59,711.18 : x
  2. Step 2: Convert to fraction form
    97,127.30/145,361.79 = 59,711.18/x
  3. Step 3: Cross multiply
    97,127.30x = 145,361.79 × 59,711.18
  4. Step 4: Simplify right side
    97,127.30x = 8,679,723,281.00
  5. Step 5: Solve for x
    x = 8,679,723,281.00/97,127.30
  6. Step 6: Final answer
    x = 89,364.40

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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.