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Finding the Third Proportional to 63,657 and 139,554.75

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Solution

The third proportional to 63,657 and 139,554.75 is: 305,944.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,657 : 139,554.75 = 139,554.75 : x
  2. Step 2: Convert to fraction form
    63,657/139,554.75 = 139,554.75/x
  3. Step 3: Cross multiply
    63,657x = 139,554.75 × 139,554.75
  4. Step 4: Simplify right side
    63,657x = 19,475,528,247.56
  5. Step 5: Solve for x
    x = 19,475,528,247.56/63,657
  6. Step 6: Final answer
    x = 305,944.80

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.