Home / 151,508.42-227,329.57-79,444.12

Finding the Fourth Proportional to 151,508.42, 227,329.57 and 79,444.12

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Solution

The fourth proportional to 151,508.42, 227,329.57 and 79,444.12 is: 119,201.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,508.42 : 227,329.57 = 79,444.12 : x
  2. Step 2: Convert to fraction form
    151,508.42/227,329.57 = 79,444.12/x
  3. Step 3: Cross multiply
    151,508.42x = 227,329.57 × 79,444.12
  4. Step 4: Simplify right side
    151,508.42x = 18,059,998,022.10
  5. Step 5: Solve for x
    x = 18,059,998,022.10/151,508.42
  6. Step 6: Final answer
    x = 119,201.28

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1.5x scale

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.