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Finding the Fourth Proportional to 62,490.93, 86,237.13 and 33,810.52

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Solution

The fourth proportional to 62,490.93, 86,237.13 and 33,810.52 is: 46,658.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,490.93 : 86,237.13 = 33,810.52 : x
  2. Step 2: Convert to fraction form
    62,490.93/86,237.13 = 33,810.52/x
  3. Step 3: Cross multiply
    62,490.93x = 86,237.13 × 33,810.52
  4. Step 4: Simplify right side
    62,490.93x = 2,915,722,119.80
  5. Step 5: Solve for x
    x = 2,915,722,119.80/62,490.93
  6. Step 6: Final answer
    x = 46,658.32

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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.