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Finding the Fourth Proportional to 73,182.92, 100,998.36 and 41,358.42

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Solution

The fourth proportional to 73,182.92, 100,998.36 and 41,358.42 is: 57,077.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,182.92 : 100,998.36 = 41,358.42 : x
  2. Step 2: Convert to fraction form
    73,182.92/100,998.36 = 41,358.42/x
  3. Step 3: Cross multiply
    73,182.92x = 100,998.36 × 41,358.42
  4. Step 4: Simplify right side
    73,182.92x = 4,177,132,592.19
  5. Step 5: Solve for x
    x = 4,177,132,592.19/73,182.92
  6. Step 6: Final answer
    x = 57,077.97

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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.