Home / 194,959.02-268,890.54-126,997.38

Finding the Fourth Proportional to 194,959.02, 268,890.54 and 126,997.38

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Solution

The fourth proportional to 194,959.02, 268,890.54 and 126,997.38 is: 175,156.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,959.02 : 268,890.54 = 126,997.38 : x
  2. Step 2: Convert to fraction form
    194,959.02/268,890.54 = 126,997.38/x
  3. Step 3: Cross multiply
    194,959.02x = 268,890.54 × 126,997.38
  4. Step 4: Simplify right side
    194,959.02x = 34,148,394,086.79
  5. Step 5: Solve for x
    x = 34,148,394,086.79/194,959.02
  6. Step 6: Final answer
    x = 175,156.78

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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.