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Finding the Fourth Proportional to 61,708.68, 92,543.87 and 22,260.65

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Solution

The fourth proportional to 61,708.68, 92,543.87 and 22,260.65 is: 33,384.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,708.68 : 92,543.87 = 22,260.65 : x
  2. Step 2: Convert to fraction form
    61,708.68/92,543.87 = 22,260.65/x
  3. Step 3: Cross multiply
    61,708.68x = 92,543.87 × 22,260.65
  4. Step 4: Simplify right side
    61,708.68x = 2,060,086,292.65
  5. Step 5: Solve for x
    x = 2,060,086,292.65/61,708.68
  6. Step 6: Final answer
    x = 33,384.06

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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.