Home / 109,747.64-164,546.56-52,791.48

Finding the Fourth Proportional to 109,747.64, 164,546.56 and 52,791.48

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Solution

The fourth proportional to 109,747.64, 164,546.56 and 52,791.48 is: 79,151.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,747.64 : 164,546.56 = 52,791.48 : x
  2. Step 2: Convert to fraction form
    109,747.64/164,546.56 = 52,791.48/x
  3. Step 3: Cross multiply
    109,747.64x = 164,546.56 × 52,791.48
  4. Step 4: Simplify right side
    109,747.64x = 8,686,656,431.31
  5. Step 5: Solve for x
    x = 8,686,656,431.31/109,747.64
  6. Step 6: Final answer
    x = 79,151.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.