Home / 75,311.03-112,887.72-25,373.87

Finding the Fourth Proportional to 75,311.03, 112,887.72 and 25,373.87

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Solution

The fourth proportional to 75,311.03, 112,887.72 and 25,373.87 is: 38,034.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,311.03 : 112,887.72 = 25,373.87 : x
  2. Step 2: Convert to fraction form
    75,311.03/112,887.72 = 25,373.87/x
  3. Step 3: Cross multiply
    75,311.03x = 112,887.72 × 25,373.87
  4. Step 4: Simplify right side
    75,311.03x = 2,864,398,331.88
  5. Step 5: Solve for x
    x = 2,864,398,331.88/75,311.03
  6. Step 6: Final answer
    x = 38,034.25

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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.