Home / 148,362-222,630.48-54,933.36

Finding the Fourth Proportional to 148,362, 222,630.48 and 54,933.36

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Solution

The fourth proportional to 148,362, 222,630.48 and 54,933.36 is: 82,432.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,362 : 222,630.48 = 54,933.36 : x
  2. Step 2: Convert to fraction form
    148,362/222,630.48 = 54,933.36/x
  3. Step 3: Cross multiply
    148,362x = 222,630.48 × 54,933.36
  4. Step 4: Simplify right side
    148,362x = 12,229,840,304.81
  5. Step 5: Solve for x
    x = 12,229,840,304.81/148,362
  6. Step 6: Final answer
    x = 82,432.43

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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.