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Finding the Fourth Proportional to 216,995.94, 325,278.60 and 110,061.87

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Solution

The fourth proportional to 216,995.94, 325,278.60 and 110,061.87 is: 164,983.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,995.94 : 325,278.60 = 110,061.87 : x
  2. Step 2: Convert to fraction form
    216,995.94/325,278.60 = 110,061.87/x
  3. Step 3: Cross multiply
    216,995.94x = 325,278.60 × 110,061.87
  4. Step 4: Simplify right side
    216,995.94x = 35,800,770,986.98
  5. Step 5: Solve for x
    x = 35,800,770,986.98/216,995.94
  6. Step 6: Final answer
    x = 164,983.60

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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.