Home / 75,226.40-112,845.28-25,306.64

Finding the Fourth Proportional to 75,226.40, 112,845.28 and 25,306.64

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Solution

The fourth proportional to 75,226.40, 112,845.28 and 25,306.64 is: 37,961.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,226.40 : 112,845.28 = 25,306.64 : x
  2. Step 2: Convert to fraction form
    75,226.40/112,845.28 = 25,306.64/x
  3. Step 3: Cross multiply
    75,226.40x = 112,845.28 × 25,306.64
  4. Step 4: Simplify right side
    75,226.40x = 2,855,734,876.66
  5. Step 5: Solve for x
    x = 2,855,734,876.66/75,226.40
  6. Step 6: Final answer
    x = 37,961.87

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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.