Home / 69,805.62-96,334.29-40,003.38

Finding the Fourth Proportional to 69,805.62, 96,334.29 and 40,003.38

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Solution

The fourth proportional to 69,805.62, 96,334.29 and 40,003.38 is: 55,206.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,805.62 : 96,334.29 = 40,003.38 : x
  2. Step 2: Convert to fraction form
    69,805.62/96,334.29 = 40,003.38/x
  3. Step 3: Cross multiply
    69,805.62x = 96,334.29 × 40,003.38
  4. Step 4: Simplify right side
    69,805.62x = 3,853,697,209.90
  5. Step 5: Solve for x
    x = 3,853,697,209.90/69,805.62
  6. Step 6: Final answer
    x = 55,206.12

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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.