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Finding the Fourth Proportional to 180,396.28, 270,335.52 and 101,344.12

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Solution

The fourth proportional to 180,396.28, 270,335.52 and 101,344.12 is: 151,870.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,396.28 : 270,335.52 = 101,344.12 : x
  2. Step 2: Convert to fraction form
    180,396.28/270,335.52 = 101,344.12/x
  3. Step 3: Cross multiply
    180,396.28x = 270,335.52 × 101,344.12
  4. Step 4: Simplify right side
    180,396.28x = 27,396,915,379.14
  5. Step 5: Solve for x
    x = 27,396,915,379.14/180,396.28
  6. Step 6: Final answer
    x = 151,870.73

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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.