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Finding the Fourth Proportional to 59,871.93, 82,622.75 and 33,015.57

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Solution

The fourth proportional to 59,871.93, 82,622.75 and 33,015.57 is: 45,561.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,871.93 : 82,622.75 = 33,015.57 : x
  2. Step 2: Convert to fraction form
    59,871.93/82,622.75 = 33,015.57/x
  3. Step 3: Cross multiply
    59,871.93x = 82,622.75 × 33,015.57
  4. Step 4: Simplify right side
    59,871.93x = 2,727,836,773.10
  5. Step 5: Solve for x
    x = 2,727,836,773.10/59,871.93
  6. Step 6: Final answer
    x = 45,561.20

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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.