Home / 141,839.97-212,793.22-56,456

Finding the Fourth Proportional to 141,839.97, 212,793.22 and 56,456

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Solution

The fourth proportional to 141,839.97, 212,793.22 and 56,456 is: 84,697.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,839.97 : 212,793.22 = 56,456 : x
  2. Step 2: Convert to fraction form
    141,839.97/212,793.22 = 56,456/x
  3. Step 3: Cross multiply
    141,839.97x = 212,793.22 × 56,456
  4. Step 4: Simplify right side
    141,839.97x = 12,013,454,028.32
  5. Step 5: Solve for x
    x = 12,013,454,028.32/141,839.97
  6. Step 6: Final answer
    x = 84,697.24

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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.