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Finding the Third Proportional to 79,855.13 and 174,614.25

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Solution

The third proportional to 79,855.13 and 174,614.25 is: 381,818.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,855.13 : 174,614.25 = 174,614.25 : x
  2. Step 2: Convert to fraction form
    79,855.13/174,614.25 = 174,614.25/x
  3. Step 3: Cross multiply
    79,855.13x = 174,614.25 × 174,614.25
  4. Step 4: Simplify right side
    79,855.13x = 30,490,136,303.06
  5. Step 5: Solve for x
    x = 30,490,136,303.06/79,855.13
  6. Step 6: Final answer
    x = 381,818.15

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.