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Finding the Fourth Proportional to 61,558.43, 92,337.65 and 14,811.31

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Solution

The fourth proportional to 61,558.43, 92,337.65 and 14,811.31 is: 22,216.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,558.43 : 92,337.65 = 14,811.31 : x
  2. Step 2: Convert to fraction form
    61,558.43/92,337.65 = 14,811.31/x
  3. Step 3: Cross multiply
    61,558.43x = 92,337.65 × 14,811.31
  4. Step 4: Simplify right side
    61,558.43x = 1,367,641,253.92
  5. Step 5: Solve for x
    x = 1,367,641,253.92/61,558.43
  6. Step 6: Final answer
    x = 22,216.96

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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.