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Finding the Third Proportional to 90,066.94 and 130,453.03

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Solution

The third proportional to 90,066.94 and 130,453.03 is: 188,948.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,066.94 : 130,453.03 = 130,453.03 : x
  2. Step 2: Convert to fraction form
    90,066.94/130,453.03 = 130,453.03/x
  3. Step 3: Cross multiply
    90,066.94x = 130,453.03 × 130,453.03
  4. Step 4: Simplify right side
    90,066.94x = 17,017,993,362.31
  5. Step 5: Solve for x
    x = 17,017,993,362.31/90,066.94
  6. Step 6: Final answer
    x = 188,948.28

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Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.