Home / 165,565.92-228,481.92-90,114.24

Finding the Fourth Proportional to 165,565.92, 228,481.92 and 90,114.24

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Solution

The fourth proportional to 165,565.92, 228,481.92 and 90,114.24 is: 124,358.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,565.92 : 228,481.92 = 90,114.24 : x
  2. Step 2: Convert to fraction form
    165,565.92/228,481.92 = 90,114.24/x
  3. Step 3: Cross multiply
    165,565.92x = 228,481.92 × 90,114.24
  4. Step 4: Simplify right side
    165,565.92x = 20,589,474,574.54
  5. Step 5: Solve for x
    x = 20,589,474,574.54/165,565.92
  6. Step 6: Final answer
    x = 124,358.17

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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.