Home / 126,102.24-174,022.26-69,515.64

Finding the Fourth Proportional to 126,102.24, 174,022.26 and 69,515.64

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Solution

The fourth proportional to 126,102.24, 174,022.26 and 69,515.64 is: 95,932.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,102.24 : 174,022.26 = 69,515.64 : x
  2. Step 2: Convert to fraction form
    126,102.24/174,022.26 = 69,515.64/x
  3. Step 3: Cross multiply
    126,102.24x = 174,022.26 × 69,515.64
  4. Step 4: Simplify right side
    126,102.24x = 12,097,268,778.15
  5. Step 5: Solve for x
    x = 12,097,268,778.15/126,102.24
  6. Step 6: Final answer
    x = 95,932.23

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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.