Home / 70,085.82-96,716.91-38,255.25

Finding the Fourth Proportional to 70,085.82, 96,716.91 and 38,255.25

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Solution

The fourth proportional to 70,085.82, 96,716.91 and 38,255.25 is: 52,791.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,085.82 : 96,716.91 = 38,255.25 : x
  2. Step 2: Convert to fraction form
    70,085.82/96,716.91 = 38,255.25/x
  3. Step 3: Cross multiply
    70,085.82x = 96,716.91 × 38,255.25
  4. Step 4: Simplify right side
    70,085.82x = 3,699,929,571.28
  5. Step 5: Solve for x
    x = 3,699,929,571.28/70,085.82
  6. Step 6: Final answer
    x = 52,791.41

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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.