Home / 240,677.38-361,071.44-80,774.53

Finding the Fourth Proportional to 240,677.38, 361,071.44 and 80,774.53

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Solution

The fourth proportional to 240,677.38, 361,071.44 and 80,774.53 is: 121,180.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,677.38 : 361,071.44 = 80,774.53 : x
  2. Step 2: Convert to fraction form
    240,677.38/361,071.44 = 80,774.53/x
  3. Step 3: Cross multiply
    240,677.38x = 361,071.44 × 80,774.53
  4. Step 4: Simplify right side
    240,677.38x = 29,165,375,862.42
  5. Step 5: Solve for x
    x = 29,165,375,862.42/240,677.38
  6. Step 6: Final answer
    x = 121,180.38

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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.