Home / 148,725.81-222,708.42-82,091.97

Finding the Fourth Proportional to 148,725.81, 222,708.42 and 82,091.97

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Solution

The fourth proportional to 148,725.81, 222,708.42 and 82,091.97 is: 122,928.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,725.81 : 222,708.42 = 82,091.97 : x
  2. Step 2: Convert to fraction form
    148,725.81/222,708.42 = 82,091.97/x
  3. Step 3: Cross multiply
    148,725.81x = 222,708.42 × 82,091.97
  4. Step 4: Simplify right side
    148,725.81x = 18,282,572,933.39
  5. Step 5: Solve for x
    x = 18,282,572,933.39/148,725.81
  6. Step 6: Final answer
    x = 122,928.04

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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.