Home / 126,479.25-174,540.06-69,117.93

Finding the Fourth Proportional to 126,479.25, 174,540.06 and 69,117.93

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Solution

The fourth proportional to 126,479.25, 174,540.06 and 69,117.93 is: 95,382.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,479.25 : 174,540.06 = 69,117.93 : x
  2. Step 2: Convert to fraction form
    126,479.25/174,540.06 = 69,117.93/x
  3. Step 3: Cross multiply
    126,479.25x = 174,540.06 × 69,117.93
  4. Step 4: Simplify right side
    126,479.25x = 12,063,847,649.28
  5. Step 5: Solve for x
    x = 12,063,847,649.28/126,479.25
  6. Step 6: Final answer
    x = 95,382.03

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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.