Home / 75,036.32-112,521.24-22,436

Finding the Fourth Proportional to 75,036.32, 112,521.24 and 22,436

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Solution

The fourth proportional to 75,036.32, 112,521.24 and 22,436 is: 33,644.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,036.32 : 112,521.24 = 22,436 : x
  2. Step 2: Convert to fraction form
    75,036.32/112,521.24 = 22,436/x
  3. Step 3: Cross multiply
    75,036.32x = 112,521.24 × 22,436
  4. Step 4: Simplify right side
    75,036.32x = 2,524,526,540.64
  5. Step 5: Solve for x
    x = 2,524,526,540.64/75,036.32
  6. Step 6: Final answer
    x = 33,644.06

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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.