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Finding the Fourth Proportional to 59,153.30, 81,630.44 and 33,659.09

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Solution

The fourth proportional to 59,153.30, 81,630.44 and 33,659.09 is: 46,448.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,153.30 : 81,630.44 = 33,659.09 : x
  2. Step 2: Convert to fraction form
    59,153.30/81,630.44 = 33,659.09/x
  3. Step 3: Cross multiply
    59,153.30x = 81,630.44 × 33,659.09
  4. Step 4: Simplify right side
    59,153.30x = 2,747,605,876.47
  5. Step 5: Solve for x
    x = 2,747,605,876.47/59,153.30
  6. Step 6: Final answer
    x = 46,448.91

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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.