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Finding the Fourth Proportional to 146,544.80, 219,817.20 and 132,766.70

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Solution

The fourth proportional to 146,544.80, 219,817.20 and 132,766.70 is: 199,150.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,544.80 : 219,817.20 = 132,766.70 : x
  2. Step 2: Convert to fraction form
    146,544.80/219,817.20 = 132,766.70/x
  3. Step 3: Cross multiply
    146,544.80x = 219,817.20 × 132,766.70
  4. Step 4: Simplify right side
    146,544.80x = 29,184,404,247.24
  5. Step 5: Solve for x
    x = 29,184,404,247.24/146,544.80
  6. Step 6: Final answer
    x = 199,150.05

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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.