Home / 146,001.28-219,001.92-35,193.28

Finding the Fourth Proportional to 146,001.28, 219,001.92 and 35,193.28

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Solution

The fourth proportional to 146,001.28, 219,001.92 and 35,193.28 is: 52,789.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,001.28 : 219,001.92 = 35,193.28 : x
  2. Step 2: Convert to fraction form
    146,001.28/219,001.92 = 35,193.28/x
  3. Step 3: Cross multiply
    146,001.28x = 219,001.92 × 35,193.28
  4. Step 4: Simplify right side
    146,001.28x = 7,707,395,891.10
  5. Step 5: Solve for x
    x = 7,707,395,891.10/146,001.28
  6. Step 6: Final answer
    x = 52,789.92

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1.5x scale

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.