Home / 119,869.96-178,893.47-106,584.28

Finding the Fourth Proportional to 119,869.96, 178,893.47 and 106,584.28

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Solution

The fourth proportional to 119,869.96, 178,893.47 and 106,584.28 is: 159,065.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,869.96 : 178,893.47 = 106,584.28 : x
  2. Step 2: Convert to fraction form
    119,869.96/178,893.47 = 106,584.28/x
  3. Step 3: Cross multiply
    119,869.96x = 178,893.47 × 106,584.28
  4. Step 4: Simplify right side
    119,869.96x = 19,067,231,696.65
  5. Step 5: Solve for x
    x = 19,067,231,696.65/119,869.96
  6. Step 6: Final answer
    x = 159,065.97

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.