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Finding the Fourth Proportional to 91,958.44, 126,902.46 and 53,744.44

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Solution

The fourth proportional to 91,958.44, 126,902.46 and 53,744.44 is: 74,167.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,958.44 : 126,902.46 = 53,744.44 : x
  2. Step 2: Convert to fraction form
    91,958.44/126,902.46 = 53,744.44/x
  3. Step 3: Cross multiply
    91,958.44x = 126,902.46 × 53,744.44
  4. Step 4: Simplify right side
    91,958.44x = 6,820,301,647.32
  5. Step 5: Solve for x
    x = 6,820,301,647.32/91,958.44
  6. Step 6: Final answer
    x = 74,167.22

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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.