Home / 149,676.66-206,551.89-82,604.34

Finding the Fourth Proportional to 149,676.66, 206,551.89 and 82,604.34

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Solution

The fourth proportional to 149,676.66, 206,551.89 and 82,604.34 is: 113,992.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,676.66 : 206,551.89 = 82,604.34 : x
  2. Step 2: Convert to fraction form
    149,676.66/206,551.89 = 82,604.34/x
  3. Step 3: Cross multiply
    149,676.66x = 206,551.89 × 82,604.34
  4. Step 4: Simplify right side
    149,676.66x = 17,062,082,549.20
  5. Step 5: Solve for x
    x = 17,062,082,549.20/149,676.66
  6. Step 6: Final answer
    x = 113,992.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.