Home / 281,867.00-422,789.56-92,341.58

Finding the Fourth Proportional to 281,867.00, 422,789.56 and 92,341.58

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Solution

The fourth proportional to 281,867.00, 422,789.56 and 92,341.58 is: 138,508.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,867.00 : 422,789.56 = 92,341.58 : x
  2. Step 2: Convert to fraction form
    281,867.00/422,789.56 = 92,341.58/x
  3. Step 3: Cross multiply
    281,867.00x = 422,789.56 × 92,341.58
  4. Step 4: Simplify right side
    281,867.00x = 39,041,053,633.10
  5. Step 5: Solve for x
    x = 39,041,053,633.10/281,867.00
  6. Step 6: Final answer
    x = 138,508.78

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1.5x scale

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.