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Finding the Fourth Proportional to 84,995.56, 117,298.02 and 47,269

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Solution

The fourth proportional to 84,995.56, 117,298.02 and 47,269 is: 65,233.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,995.56 : 117,298.02 = 47,269 : x
  2. Step 2: Convert to fraction form
    84,995.56/117,298.02 = 47,269/x
  3. Step 3: Cross multiply
    84,995.56x = 117,298.02 × 47,269
  4. Step 4: Simplify right side
    84,995.56x = 5,544,560,107.38
  5. Step 5: Solve for x
    x = 5,544,560,107.38/84,995.56
  6. Step 6: Final answer
    x = 65,233.53

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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.