Home / 195,972.16-270,439.68-106,548.16

Finding the Fourth Proportional to 195,972.16, 270,439.68 and 106,548.16

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Solution

The fourth proportional to 195,972.16, 270,439.68 and 106,548.16 is: 147,035.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,972.16 : 270,439.68 = 106,548.16 : x
  2. Step 2: Convert to fraction form
    195,972.16/270,439.68 = 106,548.16/x
  3. Step 3: Cross multiply
    195,972.16x = 270,439.68 × 106,548.16
  4. Step 4: Simplify right side
    195,972.16x = 28,814,850,294.99
  5. Step 5: Solve for x
    x = 28,814,850,294.99/195,972.16
  6. Step 6: Final answer
    x = 147,035.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.