Home / 75,521.38-113,287.06-22,218.12

Finding the Fourth Proportional to 75,521.38, 113,287.06 and 22,218.12

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Solution

The fourth proportional to 75,521.38, 113,287.06 and 22,218.12 is: 33,328.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,521.38 : 113,287.06 = 22,218.12 : x
  2. Step 2: Convert to fraction form
    75,521.38/113,287.06 = 22,218.12/x
  3. Step 3: Cross multiply
    75,521.38x = 113,287.06 × 22,218.12
  4. Step 4: Simplify right side
    75,521.38x = 2,517,025,493.53
  5. Step 5: Solve for x
    x = 2,517,025,493.53/75,521.38
  6. Step 6: Final answer
    x = 33,328.65

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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.