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Finding the Fourth Proportional to 153,020.28, 229,575.06 and 64,227

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Solution

The fourth proportional to 153,020.28, 229,575.06 and 64,227 is: 96,359.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,020.28 : 229,575.06 = 64,227 : x
  2. Step 2: Convert to fraction form
    153,020.28/229,575.06 = 64,227/x
  3. Step 3: Cross multiply
    153,020.28x = 229,575.06 × 64,227
  4. Step 4: Simplify right side
    153,020.28x = 14,744,917,378.62
  5. Step 5: Solve for x
    x = 14,744,917,378.62/153,020.28
  6. Step 6: Final answer
    x = 96,359.24

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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.