Home / 311,001.62-429,223.46-175,061.95

Finding the Fourth Proportional to 311,001.62, 429,223.46 and 175,061.95

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Solution

The fourth proportional to 311,001.62, 429,223.46 and 175,061.95 is: 241,608.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,001.62 : 429,223.46 = 175,061.95 : x
  2. Step 2: Convert to fraction form
    311,001.62/429,223.46 = 175,061.95/x
  3. Step 3: Cross multiply
    311,001.62x = 429,223.46 × 175,061.95
  4. Step 4: Simplify right side
    311,001.62x = 75,140,693,944.98
  5. Step 5: Solve for x
    x = 75,140,693,944.98/311,001.62
  6. Step 6: Final answer
    x = 241,608.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.