Home / 126,296.64-174,289.92-69,708.48

Finding the Fourth Proportional to 126,296.64, 174,289.92 and 69,708.48

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Solution

The fourth proportional to 126,296.64, 174,289.92 and 69,708.48 is: 96,198.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,296.64 : 174,289.92 = 69,708.48 : x
  2. Step 2: Convert to fraction form
    126,296.64/174,289.92 = 69,708.48/x
  3. Step 3: Cross multiply
    126,296.64x = 174,289.92 × 69,708.48
  4. Step 4: Simplify right side
    126,296.64x = 12,149,485,402.52
  5. Step 5: Solve for x
    x = 12,149,485,402.52/126,296.64
  6. Step 6: Final answer
    x = 96,198.01

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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.