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Finding the Fourth Proportional to 151,361, 226,691.58 and 146,112.20

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Solution

The fourth proportional to 151,361, 226,691.58 and 146,112.20 is: 218,830.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,361 : 226,691.58 = 146,112.20 : x
  2. Step 2: Convert to fraction form
    151,361/226,691.58 = 146,112.20/x
  3. Step 3: Cross multiply
    151,361x = 226,691.58 × 146,112.20
  4. Step 4: Simplify right side
    151,361x = 33,122,405,475.28
  5. Step 5: Solve for x
    x = 33,122,405,475.28/151,361
  6. Step 6: Final answer
    x = 218,830.51

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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.