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Finding the Fourth Proportional to 242,167.66, 334,207.34 and 134,737.91

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Solution

The fourth proportional to 242,167.66, 334,207.34 and 134,737.91 is: 185,947.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,167.66 : 334,207.34 = 134,737.91 : x
  2. Step 2: Convert to fraction form
    242,167.66/334,207.34 = 134,737.91/x
  3. Step 3: Cross multiply
    242,167.66x = 334,207.34 × 134,737.91
  4. Step 4: Simplify right side
    242,167.66x = 45,030,397,824.57
  5. Step 5: Solve for x
    x = 45,030,397,824.57/242,167.66
  6. Step 6: Final answer
    x = 185,947.20

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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.