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Finding the Fourth Proportional to 192,507.97, 288,760.11 and 52,266.59

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Solution

The fourth proportional to 192,507.97, 288,760.11 and 52,266.59 is: 78,399.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,507.97 : 288,760.11 = 52,266.59 : x
  2. Step 2: Convert to fraction form
    192,507.97/288,760.11 = 52,266.59/x
  3. Step 3: Cross multiply
    192,507.97x = 288,760.11 × 52,266.59
  4. Step 4: Simplify right side
    192,507.97x = 15,092,506,277.72
  5. Step 5: Solve for x
    x = 15,092,506,277.72/192,507.97
  6. Step 6: Final answer
    x = 78,399.39

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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.