Home / 269,462.40-404,082.39-91,983.72

Finding the Fourth Proportional to 269,462.40, 404,082.39 and 91,983.72

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Solution

The fourth proportional to 269,462.40, 404,082.39 and 91,983.72 is: 137,937.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,462.40 : 404,082.39 = 91,983.72 : x
  2. Step 2: Convert to fraction form
    269,462.40/404,082.39 = 91,983.72/x
  3. Step 3: Cross multiply
    269,462.40x = 404,082.39 × 91,983.72
  4. Step 4: Simplify right side
    269,462.40x = 37,169,001,418.69
  5. Step 5: Solve for x
    x = 37,169,001,418.69/269,462.40
  6. Step 6: Final answer
    x = 137,937.62

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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.