Home / 75,489.05-104,176.20-41,498.97

Finding the Fourth Proportional to 75,489.05, 104,176.20 and 41,498.97

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Solution

The fourth proportional to 75,489.05, 104,176.20 and 41,498.97 is: 57,269.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,489.05 : 104,176.20 = 41,498.97 : x
  2. Step 2: Convert to fraction form
    75,489.05/104,176.20 = 41,498.97/x
  3. Step 3: Cross multiply
    75,489.05x = 104,176.20 × 41,498.97
  4. Step 4: Simplify right side
    75,489.05x = 4,323,204,685.66
  5. Step 5: Solve for x
    x = 4,323,204,685.66/75,489.05
  6. Step 6: Final answer
    x = 57,269.30

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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.