Home / 84,590.82-126,886.22-25,426.54

Finding the Fourth Proportional to 84,590.82, 126,886.22 and 25,426.54

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Solution

The fourth proportional to 84,590.82, 126,886.22 and 25,426.54 is: 38,139.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,590.82 : 126,886.22 = 25,426.54 : x
  2. Step 2: Convert to fraction form
    84,590.82/126,886.22 = 25,426.54/x
  3. Step 3: Cross multiply
    84,590.82x = 126,886.22 × 25,426.54
  4. Step 4: Simplify right side
    84,590.82x = 3,226,277,548.28
  5. Step 5: Solve for x
    x = 3,226,277,548.28/84,590.82
  6. Step 6: Final answer
    x = 38,139.81

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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.