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Finding the Fourth Proportional to 59,489.71, 82,098.38 and 35,611.77

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Solution

The fourth proportional to 59,489.71, 82,098.38 and 35,611.77 is: 49,145.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,489.71 : 82,098.38 = 35,611.77 : x
  2. Step 2: Convert to fraction form
    59,489.71/82,098.38 = 35,611.77/x
  3. Step 3: Cross multiply
    59,489.71x = 82,098.38 × 35,611.77
  4. Step 4: Simplify right side
    59,489.71x = 2,923,668,625.93
  5. Step 5: Solve for x
    x = 2,923,668,625.93/59,489.71
  6. Step 6: Final answer
    x = 49,145.79

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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.