Home / 279,327.12-418,736.52-101,793.66

Finding the Fourth Proportional to 279,327.12, 418,736.52 and 101,793.66

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Solution

The fourth proportional to 279,327.12, 418,736.52 and 101,793.66 is: 152,597.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,327.12 : 418,736.52 = 101,793.66 : x
  2. Step 2: Convert to fraction form
    279,327.12/418,736.52 = 101,793.66/x
  3. Step 3: Cross multiply
    279,327.12x = 418,736.52 × 101,793.66
  4. Step 4: Simplify right side
    279,327.12x = 42,624,722,946.46
  5. Step 5: Solve for x
    x = 42,624,722,946.46/279,327.12
  6. Step 6: Final answer
    x = 152,597.87

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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.