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Finding the Fourth Proportional to 44,306.61, 66,489.89 and 33,240.39

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Solution

The fourth proportional to 44,306.61, 66,489.89 and 33,240.39 is: 49,883.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,306.61 : 66,489.89 = 33,240.39 : x
  2. Step 2: Convert to fraction form
    44,306.61/66,489.89 = 33,240.39/x
  3. Step 3: Cross multiply
    44,306.61x = 66,489.89 × 33,240.39
  4. Step 4: Simplify right side
    44,306.61x = 2,210,149,708.46
  5. Step 5: Solve for x
    x = 2,210,149,708.46/44,306.61
  6. Step 6: Final answer
    x = 49,883.07

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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.