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Finding the Third Proportional to 60,084.38 and 139,091.44

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Solution

The third proportional to 60,084.38 and 139,091.44 is: 321,987.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,084.38 : 139,091.44 = 139,091.44 : x
  2. Step 2: Convert to fraction form
    60,084.38/139,091.44 = 139,091.44/x
  3. Step 3: Cross multiply
    60,084.38x = 139,091.44 × 139,091.44
  4. Step 4: Simplify right side
    60,084.38x = 19,346,427,985.82
  5. Step 5: Solve for x
    x = 19,346,427,985.82/60,084.38
  6. Step 6: Final answer
    x = 321,987.67

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Why These Related Problems?

These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.