Home / 194,744.25-268,747.07-138,254.04

Finding the Fourth Proportional to 194,744.25, 268,747.07 and 138,254.04

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Solution

The fourth proportional to 194,744.25, 268,747.07 and 138,254.04 is: 190,790.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,744.25 : 268,747.07 = 138,254.04 : x
  2. Step 2: Convert to fraction form
    194,744.25/268,747.07 = 138,254.04/x
  3. Step 3: Cross multiply
    194,744.25x = 268,747.07 × 138,254.04
  4. Step 4: Simplify right side
    194,744.25x = 37,155,367,474.39
  5. Step 5: Solve for x
    x = 37,155,367,474.39/194,744.25
  6. Step 6: Final answer
    x = 190,790.58

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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.