Home / 222,427.76-306,972.38-126,948.87

Finding the Fourth Proportional to 222,427.76, 306,972.38 and 126,948.87

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Solution

The fourth proportional to 222,427.76, 306,972.38 and 126,948.87 is: 175,202.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,427.76 : 306,972.38 = 126,948.87 : x
  2. Step 2: Convert to fraction form
    222,427.76/306,972.38 = 126,948.87/x
  3. Step 3: Cross multiply
    222,427.76x = 306,972.38 × 126,948.87
  4. Step 4: Simplify right side
    222,427.76x = 38,969,797,079.58
  5. Step 5: Solve for x
    x = 38,969,797,079.58/222,427.76
  6. Step 6: Final answer
    x = 175,202.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.