Home / 194,142.66-267,999.50-130,517.36

Finding the Fourth Proportional to 194,142.66, 267,999.50 and 130,517.36

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Solution

The fourth proportional to 194,142.66, 267,999.50 and 130,517.36 is: 180,169.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,142.66 : 267,999.50 = 130,517.36 : x
  2. Step 2: Convert to fraction form
    194,142.66/267,999.50 = 130,517.36/x
  3. Step 3: Cross multiply
    194,142.66x = 267,999.50 × 130,517.36
  4. Step 4: Simplify right side
    194,142.66x = 34,978,587,212.61
  5. Step 5: Solve for x
    x = 34,978,587,212.61/194,142.66
  6. Step 6: Final answer
    x = 180,169.51

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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.