Home / 222,067.34-306,445.29-126,604.78

Finding the Fourth Proportional to 222,067.34, 306,445.29 and 126,604.78

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Solution

The fourth proportional to 222,067.34, 306,445.29 and 126,604.78 is: 174,710.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,067.34 : 306,445.29 = 126,604.78 : x
  2. Step 2: Convert to fraction form
    222,067.34/306,445.29 = 126,604.78/x
  3. Step 3: Cross multiply
    222,067.34x = 306,445.29 × 126,604.78
  4. Step 4: Simplify right side
    222,067.34x = 38,797,438,522.49
  5. Step 5: Solve for x
    x = 38,797,438,522.49/222,067.34
  6. Step 6: Final answer
    x = 174,710.24

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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.