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Finding the Third Proportional to 101,580.75 and 154,949.63

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Solution

The third proportional to 101,580.75 and 154,949.63 is: 236,357.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,580.75 : 154,949.63 = 154,949.63 : x
  2. Step 2: Convert to fraction form
    101,580.75/154,949.63 = 154,949.63/x
  3. Step 3: Cross multiply
    101,580.75x = 154,949.63 × 154,949.63
  4. Step 4: Simplify right side
    101,580.75x = 24,009,386,287.64
  5. Step 5: Solve for x
    x = 24,009,386,287.64/101,580.75
  6. Step 6: Final answer
    x = 236,357.64

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.