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Finding the Fourth Proportional to 337,142.66, 505,712.16 and 137,462.27

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Solution

The fourth proportional to 337,142.66, 505,712.16 and 137,462.27 is: 206,192.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,142.66 : 505,712.16 = 137,462.27 : x
  2. Step 2: Convert to fraction form
    337,142.66/505,712.16 = 137,462.27/x
  3. Step 3: Cross multiply
    337,142.66x = 505,712.16 × 137,462.27
  4. Step 4: Simplify right side
    337,142.66x = 69,516,338,951.64
  5. Step 5: Solve for x
    x = 69,516,338,951.64/337,142.66
  6. Step 6: Final answer
    x = 206,192.65

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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.