Home / 221,839.72-332,799.90-101,904.04

Finding the Fourth Proportional to 221,839.72, 332,799.90 and 101,904.04

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Solution

The fourth proportional to 221,839.72, 332,799.90 and 101,904.04 is: 152,874.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,839.72 : 332,799.90 = 101,904.04 : x
  2. Step 2: Convert to fraction form
    221,839.72/332,799.90 = 101,904.04/x
  3. Step 3: Cross multiply
    221,839.72x = 332,799.90 × 101,904.04
  4. Step 4: Simplify right side
    221,839.72x = 33,913,654,321.60
  5. Step 5: Solve for x
    x = 33,913,654,321.60/221,839.72
  6. Step 6: Final answer
    x = 152,874.58

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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.