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Finding the Fourth Proportional to 192,084.47, 288,052.86 and 132,740.22

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Solution

The fourth proportional to 192,084.47, 288,052.86 and 132,740.22 is: 199,059.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,084.47 : 288,052.86 = 132,740.22 : x
  2. Step 2: Convert to fraction form
    192,084.47/288,052.86 = 132,740.22/x
  3. Step 3: Cross multiply
    192,084.47x = 288,052.86 × 132,740.22
  4. Step 4: Simplify right side
    192,084.47x = 38,236,200,008.03
  5. Step 5: Solve for x
    x = 38,236,200,008.03/192,084.47
  6. Step 6: Final answer
    x = 199,059.30

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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.