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Finding the Fourth Proportional to 118,361.39, 177,542.57 and 29,614.65

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Solution

The fourth proportional to 118,361.39, 177,542.57 and 29,614.65 is: 44,422.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,361.39 : 177,542.57 = 29,614.65 : x
  2. Step 2: Convert to fraction form
    118,361.39/177,542.57 = 29,614.65/x
  3. Step 3: Cross multiply
    118,361.39x = 177,542.57 × 29,614.65
  4. Step 4: Simplify right side
    118,361.39x = 5,257,861,366.43
  5. Step 5: Solve for x
    x = 5,257,861,366.43/118,361.39
  6. Step 6: Final answer
    x = 44,422.10

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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.