Home / 151,307.28-226,843.96-76,388.86

Finding the Fourth Proportional to 151,307.28, 226,843.96 and 76,388.86

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Solution

The fourth proportional to 151,307.28, 226,843.96 and 76,388.86 is: 114,524.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,307.28 : 226,843.96 = 76,388.86 : x
  2. Step 2: Convert to fraction form
    151,307.28/226,843.96 = 76,388.86/x
  3. Step 3: Cross multiply
    151,307.28x = 226,843.96 × 76,388.86
  4. Step 4: Simplify right side
    151,307.28x = 17,328,351,502.29
  5. Step 5: Solve for x
    x = 17,328,351,502.29/151,307.28
  6. Step 6: Final answer
    x = 114,524.24

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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.