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Finding the Fourth Proportional to 111,795.48, 167,696.10 and 32,912.28

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Solution

The fourth proportional to 111,795.48, 167,696.10 and 32,912.28 is: 49,369.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,795.48 : 167,696.10 = 32,912.28 : x
  2. Step 2: Convert to fraction form
    111,795.48/167,696.10 = 32,912.28/x
  3. Step 3: Cross multiply
    111,795.48x = 167,696.10 × 32,912.28
  4. Step 4: Simplify right side
    111,795.48x = 5,519,260,998.11
  5. Step 5: Solve for x
    x = 5,519,260,998.11/111,795.48
  6. Step 6: Final answer
    x = 49,369.27

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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.