Home / 126,353.42-174,371.31-68,996.38

Finding the Fourth Proportional to 126,353.42, 174,371.31 and 68,996.38

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Solution

The fourth proportional to 126,353.42, 174,371.31 and 68,996.38 is: 95,216.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,353.42 : 174,371.31 = 68,996.38 : x
  2. Step 2: Convert to fraction form
    126,353.42/174,371.31 = 68,996.38/x
  3. Step 3: Cross multiply
    126,353.42x = 174,371.31 × 68,996.38
  4. Step 4: Simplify right side
    126,353.42x = 12,030,989,165.86
  5. Step 5: Solve for x
    x = 12,030,989,165.86/126,353.42
  6. Step 6: Final answer
    x = 95,216.96

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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.