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Finding the Third Proportional to 61,329 and 143,318.50

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Solution

The third proportional to 61,329 and 143,318.50 is: 334,918.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,329 : 143,318.50 = 143,318.50 : x
  2. Step 2: Convert to fraction form
    61,329/143,318.50 = 143,318.50/x
  3. Step 3: Cross multiply
    61,329x = 143,318.50 × 143,318.50
  4. Step 4: Simplify right side
    61,329x = 20,540,192,442.25
  5. Step 5: Solve for x
    x = 20,540,192,442.25/61,329
  6. Step 6: Final answer
    x = 334,918.10

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Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.