Home / 188,098.89-259,573.03-106,426.27

Finding the Fourth Proportional to 188,098.89, 259,573.03 and 106,426.27

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Solution

The fourth proportional to 188,098.89, 259,573.03 and 106,426.27 is: 146,866.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,098.89 : 259,573.03 = 106,426.27 : x
  2. Step 2: Convert to fraction form
    188,098.89/259,573.03 = 106,426.27/x
  3. Step 3: Cross multiply
    188,098.89x = 259,573.03 × 106,426.27
  4. Step 4: Simplify right side
    188,098.89x = 27,625,389,375.50
  5. Step 5: Solve for x
    x = 27,625,389,375.50/188,098.89
  6. Step 6: Final answer
    x = 146,866.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.