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Finding the Third Proportional to 115,020 and 251,363

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Solution

The third proportional to 115,020 and 251,363 is: 549,324.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,020 : 251,363 = 251,363 : x
  2. Step 2: Convert to fraction form
    115,020/251,363 = 251,363/x
  3. Step 3: Cross multiply
    115,020x = 251,363 × 251,363
  4. Step 4: Simplify right side
    115,020x = 63,183,357,769
  5. Step 5: Solve for x
    x = 63,183,357,769/115,020
  6. Step 6: Final answer
    x = 549,324.97

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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.