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Finding the Fourth Proportional to 242,167.62, 334,151.94 and 134,734.89

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Solution

The fourth proportional to 242,167.62, 334,151.94 and 134,734.89 is: 185,912.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,167.62 : 334,151.94 = 134,734.89 : x
  2. Step 2: Convert to fraction form
    242,167.62/334,151.94 = 134,734.89/x
  3. Step 3: Cross multiply
    242,167.62x = 334,151.94 × 134,734.89
  4. Step 4: Simplify right side
    242,167.62x = 45,021,924,879.19
  5. Step 5: Solve for x
    x = 45,021,924,879.19/242,167.62
  6. Step 6: Final answer
    x = 185,912.24

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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.