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Finding the Fourth Proportional to 59,331.99, 81,887.31 and 33,838.41

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Solution

The fourth proportional to 59,331.99, 81,887.31 and 33,838.41 is: 46,702.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,331.99 : 81,887.31 = 33,838.41 : x
  2. Step 2: Convert to fraction form
    59,331.99/81,887.31 = 33,838.41/x
  3. Step 3: Cross multiply
    59,331.99x = 81,887.31 × 33,838.41
  4. Step 4: Simplify right side
    59,331.99x = 2,770,936,369.58
  5. Step 5: Solve for x
    x = 2,770,936,369.58/59,331.99
  6. Step 6: Final answer
    x = 46,702.23

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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.