Home / 91,559.97-126,346.64-50,721.33

Finding the Fourth Proportional to 91,559.97, 126,346.64 and 50,721.33

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Solution

The fourth proportional to 91,559.97, 126,346.64 and 50,721.33 is: 69,992.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,559.97 : 126,346.64 = 50,721.33 : x
  2. Step 2: Convert to fraction form
    91,559.97/126,346.64 = 50,721.33/x
  3. Step 3: Cross multiply
    91,559.97x = 126,346.64 × 50,721.33
  4. Step 4: Simplify right side
    91,559.97x = 6,408,469,368.22
  5. Step 5: Solve for x
    x = 6,408,469,368.22/91,559.97
  6. Step 6: Final answer
    x = 69,992.04

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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.