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Finding the Fourth Proportional to 216,991.71, 325,487.57 and 59,224.37

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Solution

The fourth proportional to 216,991.71, 325,487.57 and 59,224.37 is: 88,836.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,991.71 : 325,487.57 = 59,224.37 : x
  2. Step 2: Convert to fraction form
    216,991.71/325,487.57 = 59,224.37/x
  3. Step 3: Cross multiply
    216,991.71x = 325,487.57 × 59,224.37
  4. Step 4: Simplify right side
    216,991.71x = 19,276,794,352.52
  5. Step 5: Solve for x
    x = 19,276,794,352.52/216,991.71
  6. Step 6: Final answer
    x = 88,836.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.