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Finding the Fourth Proportional to 66,747.52, 92,071.50 and 44,086.54

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Solution

The fourth proportional to 66,747.52, 92,071.50 and 44,086.54 is: 60,812.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,747.52 : 92,071.50 = 44,086.54 : x
  2. Step 2: Convert to fraction form
    66,747.52/92,071.50 = 44,086.54/x
  3. Step 3: Cross multiply
    66,747.52x = 92,071.50 × 44,086.54
  4. Step 4: Simplify right side
    66,747.52x = 4,059,113,867.61
  5. Step 5: Solve for x
    x = 4,059,113,867.61/66,747.52
  6. Step 6: Final answer
    x = 60,812.95

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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.