Home / 159,524.26-220,152.14-91,540.68

Finding the Fourth Proportional to 159,524.26, 220,152.14 and 91,540.68

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Solution

The fourth proportional to 159,524.26, 220,152.14 and 91,540.68 is: 126,331.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,524.26 : 220,152.14 = 91,540.68 : x
  2. Step 2: Convert to fraction form
    159,524.26/220,152.14 = 91,540.68/x
  3. Step 3: Cross multiply
    159,524.26x = 220,152.14 × 91,540.68
  4. Step 4: Simplify right side
    159,524.26x = 20,152,875,659.06
  5. Step 5: Solve for x
    x = 20,152,875,659.06/159,524.26
  6. Step 6: Final answer
    x = 126,331.10

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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.