Home / 151,922.28-227,887.02-52,081.72

Finding the Fourth Proportional to 151,922.28, 227,887.02 and 52,081.72

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Solution

The fourth proportional to 151,922.28, 227,887.02 and 52,081.72 is: 78,123.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,922.28 : 227,887.02 = 52,081.72 : x
  2. Step 2: Convert to fraction form
    151,922.28/227,887.02 = 52,081.72/x
  3. Step 3: Cross multiply
    151,922.28x = 227,887.02 × 52,081.72
  4. Step 4: Simplify right side
    151,922.28x = 11,868,747,967.27
  5. Step 5: Solve for x
    x = 11,868,747,967.27/151,922.28
  6. Step 6: Final answer
    x = 78,123.81

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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.