Home / 151,131.18-226,709.45-45,951.06

Finding the Fourth Proportional to 151,131.18, 226,709.45 and 45,951.06

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Solution

The fourth proportional to 151,131.18, 226,709.45 and 45,951.06 is: 68,930.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,131.18 : 226,709.45 = 45,951.06 : x
  2. Step 2: Convert to fraction form
    151,131.18/226,709.45 = 45,951.06/x
  3. Step 3: Cross multiply
    151,131.18x = 226,709.45 × 45,951.06
  4. Step 4: Simplify right side
    151,131.18x = 10,417,538,520.85
  5. Step 5: Solve for x
    x = 10,417,538,520.85/151,131.18
  6. Step 6: Final answer
    x = 68,930.44

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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.