Home / 126,917.91-190,377.32-32,148.05

Finding the Fourth Proportional to 126,917.91, 190,377.32 and 32,148.05

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Solution

The fourth proportional to 126,917.91, 190,377.32 and 32,148.05 is: 48,222.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,917.91 : 190,377.32 = 32,148.05 : x
  2. Step 2: Convert to fraction form
    126,917.91/190,377.32 = 32,148.05/x
  3. Step 3: Cross multiply
    126,917.91x = 190,377.32 × 32,148.05
  4. Step 4: Simplify right side
    126,917.91x = 6,120,258,489.60
  5. Step 5: Solve for x
    x = 6,120,258,489.60/126,917.91
  6. Step 6: Final answer
    x = 48,222.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.