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Finding the Fourth Proportional to 59,544.45, 82,171.94 and 32,686.38

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Solution

The fourth proportional to 59,544.45, 82,171.94 and 32,686.38 is: 45,107.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,544.45 : 82,171.94 = 32,686.38 : x
  2. Step 2: Convert to fraction form
    59,544.45/82,171.94 = 32,686.38/x
  3. Step 3: Cross multiply
    59,544.45x = 82,171.94 × 32,686.38
  4. Step 4: Simplify right side
    59,544.45x = 2,685,903,092.75
  5. Step 5: Solve for x
    x = 2,685,903,092.75/59,544.45
  6. Step 6: Final answer
    x = 45,107.53

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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.