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Finding the Fourth Proportional to 192,522.60, 288,761.81 and 50,381.64

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Solution

The fourth proportional to 192,522.60, 288,761.81 and 50,381.64 is: 75,566.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,522.60 : 288,761.81 = 50,381.64 : x
  2. Step 2: Convert to fraction form
    192,522.60/288,761.81 = 50,381.64/x
  3. Step 3: Cross multiply
    192,522.60x = 288,761.81 × 50,381.64
  4. Step 4: Simplify right side
    192,522.60x = 14,548,293,305.26
  5. Step 5: Solve for x
    x = 14,548,293,305.26/192,522.60
  6. Step 6: Final answer
    x = 75,566.68

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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.