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Finding the Fourth Proportional to 59,077.89, 81,512.93 and 36,101.84

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Solution

The fourth proportional to 59,077.89, 81,512.93 and 36,101.84 is: 49,811.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,077.89 : 81,512.93 = 36,101.84 : x
  2. Step 2: Convert to fraction form
    59,077.89/81,512.93 = 36,101.84/x
  3. Step 3: Cross multiply
    59,077.89x = 81,512.93 × 36,101.84
  4. Step 4: Simplify right side
    59,077.89x = 2,942,766,439.48
  5. Step 5: Solve for x
    x = 2,942,766,439.48/59,077.89
  6. Step 6: Final answer
    x = 49,811.64

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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.