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Finding the Fourth Proportional to 192,497.73, 265,647.45 and 107,614.78

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Solution

The fourth proportional to 192,497.73, 265,647.45 and 107,614.78 is: 148,508.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,497.73 : 265,647.45 = 107,614.78 : x
  2. Step 2: Convert to fraction form
    192,497.73/265,647.45 = 107,614.78/x
  3. Step 3: Cross multiply
    192,497.73x = 265,647.45 × 107,614.78
  4. Step 4: Simplify right side
    192,497.73x = 28,587,591,889.31
  5. Step 5: Solve for x
    x = 28,587,591,889.31/192,497.73
  6. Step 6: Final answer
    x = 148,508.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.