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Finding the Third Proportional to 75,110.63 and 164,980.13

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Solution

The third proportional to 75,110.63 and 164,980.13 is: 362,378.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,110.63 : 164,980.13 = 164,980.13 : x
  2. Step 2: Convert to fraction form
    75,110.63/164,980.13 = 164,980.13/x
  3. Step 3: Cross multiply
    75,110.63x = 164,980.13 × 164,980.13
  4. Step 4: Simplify right side
    75,110.63x = 27,218,441,645.02
  5. Step 5: Solve for x
    x = 27,218,441,645.02/75,110.63
  6. Step 6: Final answer
    x = 362,378.05

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.