Home / 69,690.54-96,173.19-39,481.46

Finding the Fourth Proportional to 69,690.54, 96,173.19 and 39,481.46

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Solution

The fourth proportional to 69,690.54, 96,173.19 and 39,481.46 is: 54,484.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,690.54 : 96,173.19 = 39,481.46 : x
  2. Step 2: Convert to fraction form
    69,690.54/96,173.19 = 39,481.46/x
  3. Step 3: Cross multiply
    69,690.54x = 96,173.19 × 39,481.46
  4. Step 4: Simplify right side
    69,690.54x = 3,797,057,833.84
  5. Step 5: Solve for x
    x = 3,797,057,833.84/69,690.54
  6. Step 6: Final answer
    x = 54,484.55

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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.