Home / 192,527.20-288,747.60-92,636.38

Finding the Fourth Proportional to 192,527.20, 288,747.60 and 92,636.38

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Solution

The fourth proportional to 192,527.20, 288,747.60 and 92,636.38 is: 138,933.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,527.20 : 288,747.60 = 92,636.38 : x
  2. Step 2: Convert to fraction form
    192,527.20/288,747.60 = 92,636.38/x
  3. Step 3: Cross multiply
    192,527.20x = 288,747.60 × 92,636.38
  4. Step 4: Simplify right side
    192,527.20x = 26,748,532,397.69
  5. Step 5: Solve for x
    x = 26,748,532,397.69/192,527.20
  6. Step 6: Final answer
    x = 138,933.78

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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.