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Finding the Fourth Proportional to 62,092.92, 85,788.60 and 43,313.88

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Solution

The fourth proportional to 62,092.92, 85,788.60 and 43,313.88 is: 59,843.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,092.92 : 85,788.60 = 43,313.88 : x
  2. Step 2: Convert to fraction form
    62,092.92/85,788.60 = 43,313.88/x
  3. Step 3: Cross multiply
    62,092.92x = 85,788.60 × 43,313.88
  4. Step 4: Simplify right side
    62,092.92x = 3,715,837,125.77
  5. Step 5: Solve for x
    x = 3,715,837,125.77/62,092.92
  6. Step 6: Final answer
    x = 59,843.17

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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.