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Finding the Fourth Proportional to 62,093.66, 85,689.78 and 33,799.28

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Solution

The fourth proportional to 62,093.66, 85,689.78 and 33,799.28 is: 46,643.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,093.66 : 85,689.78 = 33,799.28 : x
  2. Step 2: Convert to fraction form
    62,093.66/85,689.78 = 33,799.28/x
  3. Step 3: Cross multiply
    62,093.66x = 85,689.78 × 33,799.28
  4. Step 4: Simplify right side
    62,093.66x = 2,896,252,867.36
  5. Step 5: Solve for x
    x = 2,896,252,867.36/62,093.66
  6. Step 6: Final answer
    x = 46,643.29

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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.