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Finding the Fourth Proportional to 62,154.26, 85,772.72 and 33,859.88

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Solution

The fourth proportional to 62,154.26, 85,772.72 and 33,859.88 is: 46,726.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,154.26 : 85,772.72 = 33,859.88 : x
  2. Step 2: Convert to fraction form
    62,154.26/85,772.72 = 33,859.88/x
  3. Step 3: Cross multiply
    62,154.26x = 85,772.72 × 33,859.88
  4. Step 4: Simplify right side
    62,154.26x = 2,904,254,006.47
  5. Step 5: Solve for x
    x = 2,904,254,006.47/62,154.26
  6. Step 6: Final answer
    x = 46,726.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.