Home / 95,126.70-142,691.44-45,211.89

Finding the Fourth Proportional to 95,126.70, 142,691.44 and 45,211.89

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Solution

The fourth proportional to 95,126.70, 142,691.44 and 45,211.89 is: 67,818.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,126.70 : 142,691.44 = 45,211.89 : x
  2. Step 2: Convert to fraction form
    95,126.70/142,691.44 = 45,211.89/x
  3. Step 3: Cross multiply
    95,126.70x = 142,691.44 × 45,211.89
  4. Step 4: Simplify right side
    95,126.70x = 6,451,349,689.22
  5. Step 5: Solve for x
    x = 6,451,349,689.22/95,126.70
  6. Step 6: Final answer
    x = 67,818.50

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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.