Home / 75,006.24-103,508.16-41,472

Finding the Fourth Proportional to 75,006.24, 103,508.16 and 41,472

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Solution

The fourth proportional to 75,006.24, 103,508.16 and 41,472 is: 57,231.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,006.24 : 103,508.16 = 41,472 : x
  2. Step 2: Convert to fraction form
    75,006.24/103,508.16 = 41,472/x
  3. Step 3: Cross multiply
    75,006.24x = 103,508.16 × 41,472
  4. Step 4: Simplify right side
    75,006.24x = 4,292,690,411.52
  5. Step 5: Solve for x
    x = 4,292,690,411.52/75,006.24
  6. Step 6: Final answer
    x = 57,231.11

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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.