Home / 141,680.04-212,519.80-97,171.85

Finding the Fourth Proportional to 141,680.04, 212,519.80 and 97,171.85

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Solution

The fourth proportional to 141,680.04, 212,519.80 and 97,171.85 is: 145,757.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,680.04 : 212,519.80 = 97,171.85 : x
  2. Step 2: Convert to fraction form
    141,680.04/212,519.80 = 97,171.85/x
  3. Step 3: Cross multiply
    141,680.04x = 212,519.80 × 97,171.85
  4. Step 4: Simplify right side
    141,680.04x = 20,650,942,780.39
  5. Step 5: Solve for x
    x = 20,650,942,780.39/141,680.04
  6. Step 6: Final answer
    x = 145,757.61

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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.