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Finding the Third Proportional to 29,428.31 and 64,324.13

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Solution

The third proportional to 29,428.31 and 64,324.13 is: 140,599.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,428.31 : 64,324.13 = 64,324.13 : x
  2. Step 2: Convert to fraction form
    29,428.31/64,324.13 = 64,324.13/x
  3. Step 3: Cross multiply
    29,428.31x = 64,324.13 × 64,324.13
  4. Step 4: Simplify right side
    29,428.31x = 4,137,593,057.02
  5. Step 5: Solve for x
    x = 4,137,593,057.02/29,428.31
  6. Step 6: Final answer
    x = 140,599.06

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1.5x scale

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.