Home / 72,079.66-108,170.52-25,336.18

Finding the Fourth Proportional to 72,079.66, 108,170.52 and 25,336.18

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Solution

The fourth proportional to 72,079.66, 108,170.52 and 25,336.18 is: 38,022.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,079.66 : 108,170.52 = 25,336.18 : x
  2. Step 2: Convert to fraction form
    72,079.66/108,170.52 = 25,336.18/x
  3. Step 3: Cross multiply
    72,079.66x = 108,170.52 × 25,336.18
  4. Step 4: Simplify right side
    72,079.66x = 2,740,627,765.41
  5. Step 5: Solve for x
    x = 2,740,627,765.41/72,079.66
  6. Step 6: Final answer
    x = 38,022.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.