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Finding the Fourth Proportional to 62,443.59, 93,731.40 and 61,033.38

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Solution

The fourth proportional to 62,443.59, 93,731.40 and 61,033.38 is: 91,614.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,443.59 : 93,731.40 = 61,033.38 : x
  2. Step 2: Convert to fraction form
    62,443.59/93,731.40 = 61,033.38/x
  3. Step 3: Cross multiply
    62,443.59x = 93,731.40 × 61,033.38
  4. Step 4: Simplify right side
    62,443.59x = 5,720,744,154.13
  5. Step 5: Solve for x
    x = 5,720,744,154.13/62,443.59
  6. Step 6: Final answer
    x = 91,614.59

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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.