Home / 95,946.11-143,949.20-39,812.70

Finding the Fourth Proportional to 95,946.11, 143,949.20 and 39,812.70

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Solution

The fourth proportional to 95,946.11, 143,949.20 and 39,812.70 is: 59,731.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,946.11 : 143,949.20 = 39,812.70 : x
  2. Step 2: Convert to fraction form
    95,946.11/143,949.20 = 39,812.70/x
  3. Step 3: Cross multiply
    95,946.11x = 143,949.20 × 39,812.70
  4. Step 4: Simplify right side
    95,946.11x = 5,731,006,115.78
  5. Step 5: Solve for x
    x = 5,731,006,115.78/95,946.11
  6. Step 6: Final answer
    x = 59,731.51

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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.