Home / 126,620.20-174,805.86-84,241

Finding the Fourth Proportional to 126,620.20, 174,805.86 and 84,241

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Solution

The fourth proportional to 126,620.20, 174,805.86 and 84,241 is: 116,299.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,620.20 : 174,805.86 = 84,241 : x
  2. Step 2: Convert to fraction form
    126,620.20/174,805.86 = 84,241/x
  3. Step 3: Cross multiply
    126,620.20x = 174,805.86 × 84,241
  4. Step 4: Simplify right side
    126,620.20x = 14,725,820,452.26
  5. Step 5: Solve for x
    x = 14,725,820,452.26/126,620.20
  6. Step 6: Final answer
    x = 116,299.14

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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.