Home / 146,923.60-220,855.20-136,523.20

Finding the Fourth Proportional to 146,923.60, 220,855.20 and 136,523.20

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Solution

The fourth proportional to 146,923.60, 220,855.20 and 136,523.20 is: 205,221.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,923.60 : 220,855.20 = 136,523.20 : x
  2. Step 2: Convert to fraction form
    146,923.60/220,855.20 = 136,523.20/x
  3. Step 3: Cross multiply
    146,923.60x = 220,855.20 × 136,523.20
  4. Step 4: Simplify right side
    146,923.60x = 30,151,858,640.64
  5. Step 5: Solve for x
    x = 30,151,858,640.64/146,923.60
  6. Step 6: Final answer
    x = 205,221.34

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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.