Home / 142,531.92-213,781.50-37,359.18

Finding the Fourth Proportional to 142,531.92, 213,781.50 and 37,359.18

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Solution

The fourth proportional to 142,531.92, 213,781.50 and 37,359.18 is: 56,034.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,531.92 : 213,781.50 = 37,359.18 : x
  2. Step 2: Convert to fraction form
    142,531.92/213,781.50 = 37,359.18/x
  3. Step 3: Cross multiply
    142,531.92x = 213,781.50 × 37,359.18
  4. Step 4: Simplify right side
    142,531.92x = 7,986,701,539.17
  5. Step 5: Solve for x
    x = 7,986,701,539.17/142,531.92
  6. Step 6: Final answer
    x = 56,034.48

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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.