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Finding the Fourth Proportional to 59,116, 81,579.36 and 33,963.52

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Solution

The fourth proportional to 59,116, 81,579.36 and 33,963.52 is: 46,869.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,116 : 81,579.36 = 33,963.52 : x
  2. Step 2: Convert to fraction form
    59,116/81,579.36 = 33,963.52/x
  3. Step 3: Cross multiply
    59,116x = 81,579.36 × 33,963.52
  4. Step 4: Simplify right side
    59,116x = 2,770,722,224.95
  5. Step 5: Solve for x
    x = 2,770,722,224.95/59,116
  6. Step 6: Final answer
    x = 46,869.24

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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.