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Finding the Fourth Proportional to 148,068, 222,125.09 and 48,204.62

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Solution

The fourth proportional to 148,068, 222,125.09 and 48,204.62 is: 72,314.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,068 : 222,125.09 = 48,204.62 : x
  2. Step 2: Convert to fraction form
    148,068/222,125.09 = 48,204.62/x
  3. Step 3: Cross multiply
    148,068x = 222,125.09 × 48,204.62
  4. Step 4: Simplify right side
    148,068x = 10,707,455,037.24
  5. Step 5: Solve for x
    x = 10,707,455,037.24/148,068
  6. Step 6: Final answer
    x = 72,314.44

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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.