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Finding the Fourth Proportional to 44,381.52, 66,471.84 and 34,441.20

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Solution

The fourth proportional to 44,381.52, 66,471.84 and 34,441.20 is: 51,583.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,381.52 : 66,471.84 = 34,441.20 : x
  2. Step 2: Convert to fraction form
    44,381.52/66,471.84 = 34,441.20/x
  3. Step 3: Cross multiply
    44,381.52x = 66,471.84 × 34,441.20
  4. Step 4: Simplify right side
    44,381.52x = 2,289,369,935.81
  5. Step 5: Solve for x
    x = 2,289,369,935.81/44,381.52
  6. Step 6: Final answer
    x = 51,583.86

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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.