Home / 141,468.12-212,204.82-113,257.20

Finding the Fourth Proportional to 141,468.12, 212,204.82 and 113,257.20

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Solution

The fourth proportional to 141,468.12, 212,204.82 and 113,257.20 is: 169,887.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,468.12 : 212,204.82 = 113,257.20 : x
  2. Step 2: Convert to fraction form
    141,468.12/212,204.82 = 113,257.20/x
  3. Step 3: Cross multiply
    141,468.12x = 212,204.82 × 113,257.20
  4. Step 4: Simplify right side
    141,468.12x = 24,033,723,739.70
  5. Step 5: Solve for x
    x = 24,033,723,739.70/141,468.12
  6. Step 6: Final answer
    x = 169,887.91

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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.