Home / 75,098.85-112,665.12-25,177.68

Finding the Fourth Proportional to 75,098.85, 112,665.12 and 25,177.68

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Solution

The fourth proportional to 75,098.85, 112,665.12 and 25,177.68 is: 37,772.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,098.85 : 112,665.12 = 25,177.68 : x
  2. Step 2: Convert to fraction form
    75,098.85/112,665.12 = 25,177.68/x
  3. Step 3: Cross multiply
    75,098.85x = 112,665.12 × 25,177.68
  4. Step 4: Simplify right side
    75,098.85x = 2,836,646,338.52
  5. Step 5: Solve for x
    x = 2,836,646,338.52/75,098.85
  6. Step 6: Final answer
    x = 37,772.17

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1.5x scale

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.