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Finding the Fourth Proportional to 148,626.63, 222,963.18 and 48,764.11

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Solution

The fourth proportional to 148,626.63, 222,963.18 and 48,764.11 is: 73,153.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,626.63 : 222,963.18 = 48,764.11 : x
  2. Step 2: Convert to fraction form
    148,626.63/222,963.18 = 48,764.11/x
  3. Step 3: Cross multiply
    148,626.63x = 222,963.18 × 48,764.11
  4. Step 4: Simplify right side
    148,626.63x = 10,872,600,478.06
  5. Step 5: Solve for x
    x = 10,872,600,478.06/148,626.63
  6. Step 6: Final answer
    x = 73,153.79

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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.