Home / 141,422.75-212,522.92-132,175.79

Finding the Fourth Proportional to 141,422.75, 212,522.92 and 132,175.79

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Solution

The fourth proportional to 141,422.75, 212,522.92 and 132,175.79 is: 198,627.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,422.75 : 212,522.92 = 132,175.79 : x
  2. Step 2: Convert to fraction form
    141,422.75/212,522.92 = 132,175.79/x
  3. Step 3: Cross multiply
    141,422.75x = 212,522.92 × 132,175.79
  4. Step 4: Simplify right side
    141,422.75x = 28,090,384,844.11
  5. Step 5: Solve for x
    x = 28,090,384,844.11/141,422.75
  6. Step 6: Final answer
    x = 198,627.06

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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.