Home / 119,906.36-179,817.32-39,922.61

Finding the Fourth Proportional to 119,906.36, 179,817.32 and 39,922.61

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Solution

The fourth proportional to 119,906.36, 179,817.32 and 39,922.61 is: 59,869.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,906.36 : 179,817.32 = 39,922.61 : x
  2. Step 2: Convert to fraction form
    119,906.36/179,817.32 = 39,922.61/x
  3. Step 3: Cross multiply
    119,906.36x = 179,817.32 × 39,922.61
  4. Step 4: Simplify right side
    119,906.36x = 7,178,775,713.76
  5. Step 5: Solve for x
    x = 7,178,775,713.76/119,906.36
  6. Step 6: Final answer
    x = 59,869.85

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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.