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Finding the Fourth Proportional to 50,604.60, 75,842.10 and 38,859.60

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Solution

The fourth proportional to 50,604.60, 75,842.10 and 38,859.60 is: 58,239.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,604.60 : 75,842.10 = 38,859.60 : x
  2. Step 2: Convert to fraction form
    50,604.60/75,842.10 = 38,859.60/x
  3. Step 3: Cross multiply
    50,604.60x = 75,842.10 × 38,859.60
  4. Step 4: Simplify right side
    50,604.60x = 2,947,193,669.16
  5. Step 5: Solve for x
    x = 2,947,193,669.16/50,604.60
  6. Step 6: Final answer
    x = 58,239.64

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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.