Home / 123,712.36-185,551.92-34,972.84

Finding the Fourth Proportional to 123,712.36, 185,551.92 and 34,972.84

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Solution

The fourth proportional to 123,712.36, 185,551.92 and 34,972.84 is: 52,454.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,712.36 : 185,551.92 = 34,972.84 : x
  2. Step 2: Convert to fraction form
    123,712.36/185,551.92 = 34,972.84/x
  3. Step 3: Cross multiply
    123,712.36x = 185,551.92 × 34,972.84
  4. Step 4: Simplify right side
    123,712.36x = 6,489,277,609.85
  5. Step 5: Solve for x
    x = 6,489,277,609.85/123,712.36
  6. Step 6: Final answer
    x = 52,454.56

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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.