Home / 148,054.40-222,081.60-131,724.80

Finding the Fourth Proportional to 148,054.40, 222,081.60 and 131,724.80

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Solution

The fourth proportional to 148,054.40, 222,081.60 and 131,724.80 is: 197,587.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,054.40 : 222,081.60 = 131,724.80 : x
  2. Step 2: Convert to fraction form
    148,054.40/222,081.60 = 131,724.80/x
  3. Step 3: Cross multiply
    148,054.40x = 222,081.60 × 131,724.80
  4. Step 4: Simplify right side
    148,054.40x = 29,253,654,343.68
  5. Step 5: Solve for x
    x = 29,253,654,343.68/148,054.40
  6. Step 6: Final answer
    x = 197,587.20

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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.