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Finding the Third Proportional to 77,712 and 160,952.25

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Solution

The third proportional to 77,712 and 160,952.25 is: 333,354.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,712 : 160,952.25 = 160,952.25 : x
  2. Step 2: Convert to fraction form
    77,712/160,952.25 = 160,952.25/x
  3. Step 3: Cross multiply
    77,712x = 160,952.25 × 160,952.25
  4. Step 4: Simplify right side
    77,712x = 25,905,626,780.06
  5. Step 5: Solve for x
    x = 25,905,626,780.06/77,712
  6. Step 6: Final answer
    x = 333,354.27

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.