Home / 91,524.44-126,238.61-83,995.09

Finding the Fourth Proportional to 91,524.44, 126,238.61 and 83,995.09

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Solution

The fourth proportional to 91,524.44, 126,238.61 and 83,995.09 is: 115,853.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,524.44 : 126,238.61 = 83,995.09 : x
  2. Step 2: Convert to fraction form
    91,524.44/126,238.61 = 83,995.09/x
  3. Step 3: Cross multiply
    91,524.44x = 126,238.61 × 83,995.09
  4. Step 4: Simplify right side
    91,524.44x = 10,603,422,988.45
  5. Step 5: Solve for x
    x = 10,603,422,988.45/91,524.44
  6. Step 6: Final answer
    x = 115,853.46

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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.