Home / 126,488.27-174,546.94-69,896

Finding the Fourth Proportional to 126,488.27, 174,546.94 and 69,896

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Solution

The fourth proportional to 126,488.27, 174,546.94 and 69,896 is: 96,452.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,488.27 : 174,546.94 = 69,896 : x
  2. Step 2: Convert to fraction form
    126,488.27/174,546.94 = 69,896/x
  3. Step 3: Cross multiply
    126,488.27x = 174,546.94 × 69,896
  4. Step 4: Simplify right side
    126,488.27x = 12,200,132,918.24
  5. Step 5: Solve for x
    x = 12,200,132,918.24/126,488.27
  6. Step 6: Final answer
    x = 96,452.68

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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.