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Finding the Fourth Proportional to 180,141.80, 270,120.98 and 60,155.61

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Solution

The fourth proportional to 180,141.80, 270,120.98 and 60,155.61 is: 90,202.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,141.80 : 270,120.98 = 60,155.61 : x
  2. Step 2: Convert to fraction form
    180,141.80/270,120.98 = 60,155.61/x
  3. Step 3: Cross multiply
    180,141.80x = 270,120.98 × 60,155.61
  4. Step 4: Simplify right side
    180,141.80x = 16,249,292,325.70
  5. Step 5: Solve for x
    x = 16,249,292,325.70/180,141.80
  6. Step 6: Final answer
    x = 90,202.79

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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.