Home / 268,233.30-402,398.55-134,777.70

Finding the Fourth Proportional to 268,233.30, 402,398.55 and 134,777.70

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Solution

The fourth proportional to 268,233.30, 402,398.55 and 134,777.70 is: 202,190.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,233.30 : 402,398.55 = 134,777.70 : x
  2. Step 2: Convert to fraction form
    268,233.30/402,398.55 = 134,777.70/x
  3. Step 3: Cross multiply
    268,233.30x = 402,398.55 × 134,777.70
  4. Step 4: Simplify right side
    268,233.30x = 54,234,351,052.34
  5. Step 5: Solve for x
    x = 54,234,351,052.34/268,233.30
  6. Step 6: Final answer
    x = 202,190.97

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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.