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Finding the Third Proportional to 161,236.13 and 341,680.50

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Solution

The third proportional to 161,236.13 and 341,680.50 is: 724,065.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,236.13 : 341,680.50 = 341,680.50 : x
  2. Step 2: Convert to fraction form
    161,236.13/341,680.50 = 341,680.50/x
  3. Step 3: Cross multiply
    161,236.13x = 341,680.50 × 341,680.50
  4. Step 4: Simplify right side
    161,236.13x = 116,745,564,080.25
  5. Step 5: Solve for x
    x = 116,745,564,080.25/161,236.13
  6. Step 6: Final answer
    x = 724,065.80

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.