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Finding the Third Proportional to 97,278.75 and 213,009.75

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Solution

The third proportional to 97,278.75 and 213,009.75 is: 466,424.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,278.75 : 213,009.75 = 213,009.75 : x
  2. Step 2: Convert to fraction form
    97,278.75/213,009.75 = 213,009.75/x
  3. Step 3: Cross multiply
    97,278.75x = 213,009.75 × 213,009.75
  4. Step 4: Simplify right side
    97,278.75x = 45,373,153,595.06
  5. Step 5: Solve for x
    x = 45,373,153,595.06/97,278.75
  6. Step 6: Final answer
    x = 466,424.10

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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.