Home / 87,465.41-131,114.97-34,191.56

Finding the Fourth Proportional to 87,465.41, 131,114.97 and 34,191.56

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Solution

The fourth proportional to 87,465.41, 131,114.97 and 34,191.56 is: 51,254.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,465.41 : 131,114.97 = 34,191.56 : x
  2. Step 2: Convert to fraction form
    87,465.41/131,114.97 = 34,191.56/x
  3. Step 3: Cross multiply
    87,465.41x = 131,114.97 × 34,191.56
  4. Step 4: Simplify right side
    87,465.41x = 4,483,024,708.08
  5. Step 5: Solve for x
    x = 4,483,024,708.08/87,465.41
  6. Step 6: Final answer
    x = 51,254.83

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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.