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Finding the Fourth Proportional to 61,513.65, 92,270.47 and 14,766.52

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Solution

The fourth proportional to 61,513.65, 92,270.47 and 14,766.52 is: 22,149.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,513.65 : 92,270.47 = 14,766.52 : x
  2. Step 2: Convert to fraction form
    61,513.65/92,270.47 = 14,766.52/x
  3. Step 3: Cross multiply
    61,513.65x = 92,270.47 × 14,766.52
  4. Step 4: Simplify right side
    61,513.65x = 1,362,513,873.59
  5. Step 5: Solve for x
    x = 1,362,513,873.59/61,513.65
  6. Step 6: Final answer
    x = 22,149.78

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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.