Home / 231,097.20-346,645.80-194,233.20

Finding the Fourth Proportional to 231,097.20, 346,645.80 and 194,233.20

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Solution

The fourth proportional to 231,097.20, 346,645.80 and 194,233.20 is: 291,349.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,097.20 : 346,645.80 = 194,233.20 : x
  2. Step 2: Convert to fraction form
    231,097.20/346,645.80 = 194,233.20/x
  3. Step 3: Cross multiply
    231,097.20x = 346,645.80 × 194,233.20
  4. Step 4: Simplify right side
    231,097.20x = 67,330,123,000.56
  5. Step 5: Solve for x
    x = 67,330,123,000.56/231,097.20
  6. Step 6: Final answer
    x = 291,349.80

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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.