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Finding the Third Proportional to 59,794.88 and 81,243

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Solution

The third proportional to 59,794.88 and 81,243 is: 110,384.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,794.88 : 81,243 = 81,243 : x
  2. Step 2: Convert to fraction form
    59,794.88/81,243 = 81,243/x
  3. Step 3: Cross multiply
    59,794.88x = 81,243 × 81,243
  4. Step 4: Simplify right side
    59,794.88x = 6,600,425,049
  5. Step 5: Solve for x
    x = 6,600,425,049/59,794.88
  6. Step 6: Final answer
    x = 110,384.46

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.