Home / 222,082.80-306,466.15-126,571.05

Finding the Fourth Proportional to 222,082.80, 306,466.15 and 126,571.05

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Solution

The fourth proportional to 222,082.80, 306,466.15 and 126,571.05 is: 174,663.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,082.80 : 306,466.15 = 126,571.05 : x
  2. Step 2: Convert to fraction form
    222,082.80/306,466.15 = 126,571.05/x
  3. Step 3: Cross multiply
    222,082.80x = 306,466.15 × 126,571.05
  4. Step 4: Simplify right side
    222,082.80x = 38,789,740,229.77
  5. Step 5: Solve for x
    x = 38,789,740,229.77/222,082.80
  6. Step 6: Final answer
    x = 174,663.41

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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.