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Finding the Fourth Proportional to 180,909.28, 270,046.22 and 167,568.52

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Solution

The fourth proportional to 180,909.28, 270,046.22 and 167,568.52 is: 250,132.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,909.28 : 270,046.22 = 167,568.52 : x
  2. Step 2: Convert to fraction form
    180,909.28/270,046.22 = 167,568.52/x
  3. Step 3: Cross multiply
    180,909.28x = 270,046.22 × 167,568.52
  4. Step 4: Simplify right side
    180,909.28x = 45,251,245,416.99
  5. Step 5: Solve for x
    x = 45,251,245,416.99/180,909.28
  6. Step 6: Final answer
    x = 250,132.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.