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Finding the Third Proportional to 61,994 and 134,290

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Solution

The third proportional to 61,994 and 134,290 is: 290,895.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,994 : 134,290 = 134,290 : x
  2. Step 2: Convert to fraction form
    61,994/134,290 = 134,290/x
  3. Step 3: Cross multiply
    61,994x = 134,290 × 134,290
  4. Step 4: Simplify right side
    61,994x = 18,033,804,100
  5. Step 5: Solve for x
    x = 18,033,804,100/61,994
  6. Step 6: Final answer
    x = 290,895.96

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.