Home / 42,002.70-63,004.05-36,041.10

Finding the Fourth Proportional to 42,002.70, 63,004.05 and 36,041.10

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Solution

The fourth proportional to 42,002.70, 63,004.05 and 36,041.10 is: 54,061.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,002.70 : 63,004.05 = 36,041.10 : x
  2. Step 2: Convert to fraction form
    42,002.70/63,004.05 = 36,041.10/x
  3. Step 3: Cross multiply
    42,002.70x = 63,004.05 × 36,041.10
  4. Step 4: Simplify right side
    42,002.70x = 2,270,735,266.46
  5. Step 5: Solve for x
    x = 2,270,735,266.46/42,002.70
  6. Step 6: Final answer
    x = 54,061.65

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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.