Home / 54,310.30-81,465.45-50,373.70

Finding the Fourth Proportional to 54,310.30, 81,465.45 and 50,373.70

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Solution

The fourth proportional to 54,310.30, 81,465.45 and 50,373.70 is: 75,560.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,310.30 : 81,465.45 = 50,373.70 : x
  2. Step 2: Convert to fraction form
    54,310.30/81,465.45 = 50,373.70/x
  3. Step 3: Cross multiply
    54,310.30x = 81,465.45 × 50,373.70
  4. Step 4: Simplify right side
    54,310.30x = 4,103,716,138.67
  5. Step 5: Solve for x
    x = 4,103,716,138.67/54,310.30
  6. Step 6: Final answer
    x = 75,560.55

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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.