Home / 80,906.92-111,655.33-45,097.19

Finding the Fourth Proportional to 80,906.92, 111,655.33 and 45,097.19

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Solution

The fourth proportional to 80,906.92, 111,655.33 and 45,097.19 is: 62,236.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,906.92 : 111,655.33 = 45,097.19 : x
  2. Step 2: Convert to fraction form
    80,906.92/111,655.33 = 45,097.19/x
  3. Step 3: Cross multiply
    80,906.92x = 111,655.33 × 45,097.19
  4. Step 4: Simplify right side
    80,906.92x = 5,035,341,379.21
  5. Step 5: Solve for x
    x = 5,035,341,379.21/80,906.92
  6. Step 6: Final answer
    x = 62,236.23

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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.