Home / 151,072.56-226,123.75-100,354.61

Finding the Fourth Proportional to 151,072.56, 226,123.75 and 100,354.61

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Solution

The fourth proportional to 151,072.56, 226,123.75 and 100,354.61 is: 150,209.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,072.56 : 226,123.75 = 100,354.61 : x
  2. Step 2: Convert to fraction form
    151,072.56/226,123.75 = 100,354.61/x
  3. Step 3: Cross multiply
    151,072.56x = 226,123.75 × 100,354.61
  4. Step 4: Simplify right side
    151,072.56x = 22,692,561,433.74
  5. Step 5: Solve for x
    x = 22,692,561,433.74/151,072.56
  6. Step 6: Final answer
    x = 150,209.68

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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.