Home / 95,805.20-132,211.20-55,542.30

Finding the Fourth Proportional to 95,805.20, 132,211.20 and 55,542.30

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Solution

The fourth proportional to 95,805.20, 132,211.20 and 55,542.30 is: 76,648.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,805.20 : 132,211.20 = 55,542.30 : x
  2. Step 2: Convert to fraction form
    95,805.20/132,211.20 = 55,542.30/x
  3. Step 3: Cross multiply
    95,805.20x = 132,211.20 × 55,542.30
  4. Step 4: Simplify right side
    95,805.20x = 7,343,314,133.76
  5. Step 5: Solve for x
    x = 7,343,314,133.76/95,805.20
  6. Step 6: Final answer
    x = 76,648.39

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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.