Home / 75,310.91-112,887.55-25,373.76

Finding the Fourth Proportional to 75,310.91, 112,887.55 and 25,373.76

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Solution

The fourth proportional to 75,310.91, 112,887.55 and 25,373.76 is: 38,034.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,310.91 : 112,887.55 = 25,373.76 : x
  2. Step 2: Convert to fraction form
    75,310.91/112,887.55 = 25,373.76/x
  3. Step 3: Cross multiply
    75,310.91x = 112,887.55 × 25,373.76
  4. Step 4: Simplify right side
    75,310.91x = 2,864,381,600.69
  5. Step 5: Solve for x
    x = 2,864,381,600.69/75,310.91
  6. Step 6: Final answer
    x = 38,034.09

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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.