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Finding the Fourth Proportional to 62,116.66, 85,721.52 and 35,259.22

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Solution

The fourth proportional to 62,116.66, 85,721.52 and 35,259.22 is: 48,658.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,116.66 : 85,721.52 = 35,259.22 : x
  2. Step 2: Convert to fraction form
    62,116.66/85,721.52 = 35,259.22/x
  3. Step 3: Cross multiply
    62,116.66x = 85,721.52 × 35,259.22
  4. Step 4: Simplify right side
    62,116.66x = 3,022,473,932.41
  5. Step 5: Solve for x
    x = 3,022,473,932.41/62,116.66
  6. Step 6: Final answer
    x = 48,658.02

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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.