Home / 91,514.82-126,292.59-51,227.58

Finding the Fourth Proportional to 91,514.82, 126,292.59 and 51,227.58

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Solution

The fourth proportional to 91,514.82, 126,292.59 and 51,227.58 is: 70,695.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,514.82 : 126,292.59 = 51,227.58 : x
  2. Step 2: Convert to fraction form
    91,514.82/126,292.59 = 51,227.58/x
  3. Step 3: Cross multiply
    91,514.82x = 126,292.59 × 51,227.58
  4. Step 4: Simplify right side
    91,514.82x = 6,469,663,757.63
  5. Step 5: Solve for x
    x = 6,469,663,757.63/91,514.82
  6. Step 6: Final answer
    x = 70,695.26

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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.