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Finding the Third Proportional to 76,350 and 115,362

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Solution

The third proportional to 76,350 and 115,362 is: 174,307.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,350 : 115,362 = 115,362 : x
  2. Step 2: Convert to fraction form
    76,350/115,362 = 115,362/x
  3. Step 3: Cross multiply
    76,350x = 115,362 × 115,362
  4. Step 4: Simplify right side
    76,350x = 13,308,391,044
  5. Step 5: Solve for x
    x = 13,308,391,044/76,350
  6. Step 6: Final answer
    x = 174,307.68

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.