Home / 122,028.73-183,172.49-108,079.31

Finding the Fourth Proportional to 122,028.73, 183,172.49 and 108,079.31

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Solution

The fourth proportional to 122,028.73, 183,172.49 and 108,079.31 is: 162,233.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,028.73 : 183,172.49 = 108,079.31 : x
  2. Step 2: Convert to fraction form
    122,028.73/183,172.49 = 108,079.31/x
  3. Step 3: Cross multiply
    122,028.73x = 183,172.49 × 108,079.31
  4. Step 4: Simplify right side
    122,028.73x = 19,797,156,653.01
  5. Step 5: Solve for x
    x = 19,797,156,653.01/122,028.73
  6. Step 6: Final answer
    x = 162,233.57

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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.