Home / 126,327.26-174,328.80-68,964.36

Finding the Fourth Proportional to 126,327.26, 174,328.80 and 68,964.36

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Solution

The fourth proportional to 126,327.26, 174,328.80 and 68,964.36 is: 95,169.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,327.26 : 174,328.80 = 68,964.36 : x
  2. Step 2: Convert to fraction form
    126,327.26/174,328.80 = 68,964.36/x
  3. Step 3: Cross multiply
    126,327.26x = 174,328.80 × 68,964.36
  4. Step 4: Simplify right side
    126,327.26x = 12,022,472,905.10
  5. Step 5: Solve for x
    x = 12,022,472,905.10/126,327.26
  6. Step 6: Final answer
    x = 95,169.27

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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.