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Finding the Third Proportional to 159,316.88 and 325,984.50

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Solution

The third proportional to 159,316.88 and 325,984.50 is: 667,009.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,316.88 : 325,984.50 = 325,984.50 : x
  2. Step 2: Convert to fraction form
    159,316.88/325,984.50 = 325,984.50/x
  3. Step 3: Cross multiply
    159,316.88x = 325,984.50 × 325,984.50
  4. Step 4: Simplify right side
    159,316.88x = 106,265,894,240.25
  5. Step 5: Solve for x
    x = 106,265,894,240.25/159,316.88
  6. Step 6: Final answer
    x = 667,009.66

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.