Home / 151,359.28-227,091.35-67,178.41

Finding the Fourth Proportional to 151,359.28, 227,091.35 and 67,178.41

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Solution

The fourth proportional to 151,359.28, 227,091.35 and 67,178.41 is: 100,790.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,359.28 : 227,091.35 = 67,178.41 : x
  2. Step 2: Convert to fraction form
    151,359.28/227,091.35 = 67,178.41/x
  3. Step 3: Cross multiply
    151,359.28x = 227,091.35 × 67,178.41
  4. Step 4: Simplify right side
    151,359.28x = 15,255,636,317.48
  5. Step 5: Solve for x
    x = 15,255,636,317.48/151,359.28
  6. Step 6: Final answer
    x = 100,790.89

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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.