Home / 148,442.40-222,663.60-132,112.80

Finding the Fourth Proportional to 148,442.40, 222,663.60 and 132,112.80

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Solution

The fourth proportional to 148,442.40, 222,663.60 and 132,112.80 is: 198,169.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,442.40 : 222,663.60 = 132,112.80 : x
  2. Step 2: Convert to fraction form
    148,442.40/222,663.60 = 132,112.80/x
  3. Step 3: Cross multiply
    148,442.40x = 222,663.60 × 132,112.80
  4. Step 4: Simplify right side
    148,442.40x = 29,416,711,654.08
  5. Step 5: Solve for x
    x = 29,416,711,654.08/148,442.40
  6. Step 6: Final answer
    x = 198,169.20

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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.