Home / 91,448.38-126,195.87-51,162.85

Finding the Fourth Proportional to 91,448.38, 126,195.87 and 51,162.85

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Solution

The fourth proportional to 91,448.38, 126,195.87 and 51,162.85 is: 70,603.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,448.38 : 126,195.87 = 51,162.85 : x
  2. Step 2: Convert to fraction form
    91,448.38/126,195.87 = 51,162.85/x
  3. Step 3: Cross multiply
    91,448.38x = 126,195.87 × 51,162.85
  4. Step 4: Simplify right side
    91,448.38x = 6,456,540,367.43
  5. Step 5: Solve for x
    x = 6,456,540,367.43/91,448.38
  6. Step 6: Final answer
    x = 70,603.11

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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.