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Finding the Fourth Proportional to 151,112.88, 226,649.88 and 51,269.04

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Solution

The fourth proportional to 151,112.88, 226,649.88 and 51,269.04 is: 76,896.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,112.88 : 226,649.88 = 51,269.04 : x
  2. Step 2: Convert to fraction form
    151,112.88/226,649.88 = 51,269.04/x
  3. Step 3: Cross multiply
    151,112.88x = 226,649.88 × 51,269.04
  4. Step 4: Simplify right side
    151,112.88x = 11,620,121,763.72
  5. Step 5: Solve for x
    x = 11,620,121,763.72/151,112.88
  6. Step 6: Final answer
    x = 76,896.96

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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.