Home / 126,221.26-174,185.92-69,632.62

Finding the Fourth Proportional to 126,221.26, 174,185.92 and 69,632.62

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Solution

The fourth proportional to 126,221.26, 174,185.92 and 69,632.62 is: 96,093.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,221.26 : 174,185.92 = 69,632.62 : x
  2. Step 2: Convert to fraction form
    126,221.26/174,185.92 = 69,632.62/x
  3. Step 3: Cross multiply
    126,221.26x = 174,185.92 × 69,632.62
  4. Step 4: Simplify right side
    126,221.26x = 12,129,021,976.71
  5. Step 5: Solve for x
    x = 12,129,021,976.71/126,221.26
  6. Step 6: Final answer
    x = 96,093.34

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1.5x scale

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.