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Finding the Third Proportional to 63,899.53 and 134,409.39

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Solution

The third proportional to 63,899.53 and 134,409.39 is: 282,723.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,899.53 : 134,409.39 = 134,409.39 : x
  2. Step 2: Convert to fraction form
    63,899.53/134,409.39 = 134,409.39/x
  3. Step 3: Cross multiply
    63,899.53x = 134,409.39 × 134,409.39
  4. Step 4: Simplify right side
    63,899.53x = 18,065,884,288.18
  5. Step 5: Solve for x
    x = 18,065,884,288.18/63,899.53
  6. Step 6: Final answer
    x = 282,723.27

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.