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Finding the Third Proportional to 60,308.02 and 128,631.48

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Solution

The third proportional to 60,308.02 and 128,631.48 is: 274,359.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,308.02 : 128,631.48 = 128,631.48 : x
  2. Step 2: Convert to fraction form
    60,308.02/128,631.48 = 128,631.48/x
  3. Step 3: Cross multiply
    60,308.02x = 128,631.48 × 128,631.48
  4. Step 4: Simplify right side
    60,308.02x = 16,546,057,767.58
  5. Step 5: Solve for x
    x = 16,546,057,767.58/60,308.02
  6. Step 6: Final answer
    x = 274,359.16

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.