Home / 148,485.39-222,728.10-43,304.37

Finding the Fourth Proportional to 148,485.39, 222,728.10 and 43,304.37

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Solution

The fourth proportional to 148,485.39, 222,728.10 and 43,304.37 is: 64,956.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,485.39 : 222,728.10 = 43,304.37 : x
  2. Step 2: Convert to fraction form
    148,485.39/222,728.10 = 43,304.37/x
  3. Step 3: Cross multiply
    148,485.39x = 222,728.10 × 43,304.37
  4. Step 4: Simplify right side
    148,485.39x = 9,645,100,051.80
  5. Step 5: Solve for x
    x = 9,645,100,051.80/148,485.39
  6. Step 6: Final answer
    x = 64,956.56

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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.