Home / 95,895.52-143,812.16-45,286.72

Finding the Fourth Proportional to 95,895.52, 143,812.16 and 45,286.72

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Solution

The fourth proportional to 95,895.52, 143,812.16 and 45,286.72 is: 67,915.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,895.52 : 143,812.16 = 45,286.72 : x
  2. Step 2: Convert to fraction form
    95,895.52/143,812.16 = 45,286.72/x
  3. Step 3: Cross multiply
    95,895.52x = 143,812.16 × 45,286.72
  4. Step 4: Simplify right side
    95,895.52x = 6,512,781,010.85
  5. Step 5: Solve for x
    x = 6,512,781,010.85/95,895.52
  6. Step 6: Final answer
    x = 67,915.38

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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.