Home / 91,593.28-126,477.04-68,893.04

Finding the Fourth Proportional to 91,593.28, 126,477.04 and 68,893.04

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Solution

The fourth proportional to 91,593.28, 126,477.04 and 68,893.04 is: 95,131.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,593.28 : 126,477.04 = 68,893.04 : x
  2. Step 2: Convert to fraction form
    91,593.28/126,477.04 = 68,893.04/x
  3. Step 3: Cross multiply
    91,593.28x = 126,477.04 × 68,893.04
  4. Step 4: Simplify right side
    91,593.28x = 8,713,387,775.80
  5. Step 5: Solve for x
    x = 8,713,387,775.80/91,593.28
  6. Step 6: Final answer
    x = 95,131.30

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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.