Home / 148,474.80-222,712.20-43,304.40

Finding the Fourth Proportional to 148,474.80, 222,712.20 and 43,304.40

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Solution

The fourth proportional to 148,474.80, 222,712.20 and 43,304.40 is: 64,956.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,474.80 : 222,712.20 = 43,304.40 : x
  2. Step 2: Convert to fraction form
    148,474.80/222,712.20 = 43,304.40/x
  3. Step 3: Cross multiply
    148,474.80x = 222,712.20 × 43,304.40
  4. Step 4: Simplify right side
    148,474.80x = 9,644,418,193.68
  5. Step 5: Solve for x
    x = 9,644,418,193.68/148,474.80
  6. Step 6: Final answer
    x = 64,956.60

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1.5x scale

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.