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Finding the Fourth Proportional to 146,449.01, 219,673.52 and 52,932.89

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Solution

The fourth proportional to 146,449.01, 219,673.52 and 52,932.89 is: 79,399.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,449.01 : 219,673.52 = 52,932.89 : x
  2. Step 2: Convert to fraction form
    146,449.01/219,673.52 = 52,932.89/x
  3. Step 3: Cross multiply
    146,449.01x = 219,673.52 × 52,932.89
  4. Step 4: Simplify right side
    146,449.01x = 11,627,954,753.09
  5. Step 5: Solve for x
    x = 11,627,954,753.09/146,449.01
  6. Step 6: Final answer
    x = 79,399.34

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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.