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Finding the Fourth Proportional to 95,376, 143,064.01 and 36,211.70

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Solution

The fourth proportional to 95,376, 143,064.01 and 36,211.70 is: 54,317.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,376 : 143,064.01 = 36,211.70 : x
  2. Step 2: Convert to fraction form
    95,376/143,064.01 = 36,211.70/x
  3. Step 3: Cross multiply
    95,376x = 143,064.01 × 36,211.70
  4. Step 4: Simplify right side
    95,376x = 5,180,591,278.05
  5. Step 5: Solve for x
    x = 5,180,591,278.05/95,376
  6. Step 6: Final answer
    x = 54,317.56

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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.