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Finding the Third Proportional to 19,360 and 45,464

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Solution

The third proportional to 19,360 and 45,464 is: 106,765.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,360 : 45,464 = 45,464 : x
  2. Step 2: Convert to fraction form
    19,360/45,464 = 45,464/x
  3. Step 3: Cross multiply
    19,360x = 45,464 × 45,464
  4. Step 4: Simplify right side
    19,360x = 2,066,975,296
  5. Step 5: Solve for x
    x = 2,066,975,296/19,360
  6. Step 6: Final answer
    x = 106,765.25

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Why These Related Problems?

These problems maintain the same ratio (2.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.