Home / 204,052.34-306,079.20-70,933.70

Finding the Fourth Proportional to 204,052.34, 306,079.20 and 70,933.70

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Solution

The fourth proportional to 204,052.34, 306,079.20 and 70,933.70 is: 106,400.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,052.34 : 306,079.20 = 70,933.70 : x
  2. Step 2: Convert to fraction form
    204,052.34/306,079.20 = 70,933.70/x
  3. Step 3: Cross multiply
    204,052.34x = 306,079.20 × 70,933.70
  4. Step 4: Simplify right side
    204,052.34x = 21,711,328,618.64
  5. Step 5: Solve for x
    x = 21,711,328,618.64/204,052.34
  6. Step 6: Final answer
    x = 106,400.78

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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.