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Finding the Third Proportional to 60,330 and 79,335

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Solution

The third proportional to 60,330 and 79,335 is: 104,326.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,330 : 79,335 = 79,335 : x
  2. Step 2: Convert to fraction form
    60,330/79,335 = 79,335/x
  3. Step 3: Cross multiply
    60,330x = 79,335 × 79,335
  4. Step 4: Simplify right side
    60,330x = 6,294,042,225
  5. Step 5: Solve for x
    x = 6,294,042,225/60,330
  6. Step 6: Final answer
    x = 104,326.91

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Why These Related Problems?

These problems maintain the same ratio (1.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.