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Finding the Third Proportional to 79,259.63 and 175,609.13

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Solution

The third proportional to 79,259.63 and 175,609.13 is: 389,082.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,259.63 : 175,609.13 = 175,609.13 : x
  2. Step 2: Convert to fraction form
    79,259.63/175,609.13 = 175,609.13/x
  3. Step 3: Cross multiply
    79,259.63x = 175,609.13 × 175,609.13
  4. Step 4: Simplify right side
    79,259.63x = 30,838,564,783.27
  5. Step 5: Solve for x
    x = 30,838,564,783.27/79,259.63
  6. Step 6: Final answer
    x = 389,082.90

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.