Home / 148,473.20-222,736.80-48,605.60

Finding the Fourth Proportional to 148,473.20, 222,736.80 and 48,605.60

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Solution

The fourth proportional to 148,473.20, 222,736.80 and 48,605.60 is: 72,917.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,473.20 : 222,736.80 = 48,605.60 : x
  2. Step 2: Convert to fraction form
    148,473.20/222,736.80 = 48,605.60/x
  3. Step 3: Cross multiply
    148,473.20x = 222,736.80 × 48,605.60
  4. Step 4: Simplify right side
    148,473.20x = 10,826,255,806.08
  5. Step 5: Solve for x
    x = 10,826,255,806.08/148,473.20
  6. Step 6: Final answer
    x = 72,917.24

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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.