Home / 367,311.08-551,003.53-136,561.74

Finding the Fourth Proportional to 367,311.08, 551,003.53 and 136,561.74

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Solution

The fourth proportional to 367,311.08, 551,003.53 and 136,561.74 is: 204,856.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,311.08 : 551,003.53 = 136,561.74 : x
  2. Step 2: Convert to fraction form
    367,311.08/551,003.53 = 136,561.74/x
  3. Step 3: Cross multiply
    367,311.08x = 551,003.53 × 136,561.74
  4. Step 4: Simplify right side
    367,311.08x = 75,245,999,691.90
  5. Step 5: Solve for x
    x = 75,245,999,691.90/367,311.08
  6. Step 6: Final answer
    x = 204,856.33

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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.