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Finding the Third Proportional to 61,607 and 143,973

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Solution

The third proportional to 61,607 and 143,973 is: 336,458.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,607 : 143,973 = 143,973 : x
  2. Step 2: Convert to fraction form
    61,607/143,973 = 143,973/x
  3. Step 3: Cross multiply
    61,607x = 143,973 × 143,973
  4. Step 4: Simplify right side
    61,607x = 20,728,224,729
  5. Step 5: Solve for x
    x = 20,728,224,729/61,607
  6. Step 6: Final answer
    x = 336,458.92

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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.