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Finding the Third Proportional to 76,605.75 and 119,566.13

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Solution

The third proportional to 76,605.75 and 119,566.13 is: 186,618.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,605.75 : 119,566.13 = 119,566.13 : x
  2. Step 2: Convert to fraction form
    76,605.75/119,566.13 = 119,566.13/x
  3. Step 3: Cross multiply
    76,605.75x = 119,566.13 × 119,566.13
  4. Step 4: Simplify right side
    76,605.75x = 14,296,058,247.52
  5. Step 5: Solve for x
    x = 14,296,058,247.52/76,605.75
  6. Step 6: Final answer
    x = 186,618.61

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.