Home / 148,488.20-222,759.30-48,620.60

Finding the Fourth Proportional to 148,488.20, 222,759.30 and 48,620.60

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Solution

The fourth proportional to 148,488.20, 222,759.30 and 48,620.60 is: 72,939.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,488.20 : 222,759.30 = 48,620.60 : x
  2. Step 2: Convert to fraction form
    148,488.20/222,759.30 = 48,620.60/x
  3. Step 3: Cross multiply
    148,488.20x = 222,759.30 × 48,620.60
  4. Step 4: Simplify right side
    148,488.20x = 10,830,690,821.58
  5. Step 5: Solve for x
    x = 10,830,690,821.58/148,488.20
  6. Step 6: Final answer
    x = 72,939.74

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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.