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Finding the Third Proportional to 21,068.30 and 45,135.14

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Solution

The third proportional to 21,068.30 and 45,135.14 is: 96,694.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,068.30 : 45,135.14 = 45,135.14 : x
  2. Step 2: Convert to fraction form
    21,068.30/45,135.14 = 45,135.14/x
  3. Step 3: Cross multiply
    21,068.30x = 45,135.14 × 45,135.14
  4. Step 4: Simplify right side
    21,068.30x = 2,037,180,919.24
  5. Step 5: Solve for x
    x = 2,037,180,919.24/21,068.30
  6. Step 6: Final answer
    x = 96,694.14

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.