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Finding the Fourth Proportional to 71,362.33, 107,207.58 and 50,350.79

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Solution

The fourth proportional to 71,362.33, 107,207.58 and 50,350.79 is: 75,641.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,362.33 : 107,207.58 = 50,350.79 : x
  2. Step 2: Convert to fraction form
    71,362.33/107,207.58 = 50,350.79/x
  3. Step 3: Cross multiply
    71,362.33x = 107,207.58 × 50,350.79
  4. Step 4: Simplify right side
    71,362.33x = 5,397,986,346.99
  5. Step 5: Solve for x
    x = 5,397,986,346.99/71,362.33
  6. Step 6: Final answer
    x = 75,641.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.