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Finding the Fourth Proportional to 148,210.80, 222,348.60 and 48,375.60

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Solution

The fourth proportional to 148,210.80, 222,348.60 and 48,375.60 is: 72,573.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,210.80 : 222,348.60 = 48,375.60 : x
  2. Step 2: Convert to fraction form
    148,210.80/222,348.60 = 48,375.60/x
  3. Step 3: Cross multiply
    148,210.80x = 222,348.60 × 48,375.60
  4. Step 4: Simplify right side
    148,210.80x = 10,756,246,934.16
  5. Step 5: Solve for x
    x = 10,756,246,934.16/148,210.80
  6. Step 6: Final answer
    x = 72,573.98

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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.