Home / 95,351.11-143,049.78-28,787.26

Finding the Fourth Proportional to 95,351.11, 143,049.78 and 28,787.26

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Solution

The fourth proportional to 95,351.11, 143,049.78 and 28,787.26 is: 43,187.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,351.11 : 143,049.78 = 28,787.26 : x
  2. Step 2: Convert to fraction form
    95,351.11/143,049.78 = 28,787.26/x
  3. Step 3: Cross multiply
    95,351.11x = 143,049.78 × 28,787.26
  4. Step 4: Simplify right side
    95,351.11x = 4,118,011,209.80
  5. Step 5: Solve for x
    x = 4,118,011,209.80/95,351.11
  6. Step 6: Final answer
    x = 43,187.87

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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.