Home / 188,299.02-259,865.37-103,416.96

Finding the Fourth Proportional to 188,299.02, 259,865.37 and 103,416.96

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Solution

The fourth proportional to 188,299.02, 259,865.37 and 103,416.96 is: 142,722.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,299.02 : 259,865.37 = 103,416.96 : x
  2. Step 2: Convert to fraction form
    188,299.02/259,865.37 = 103,416.96/x
  3. Step 3: Cross multiply
    188,299.02x = 259,865.37 × 103,416.96
  4. Step 4: Simplify right side
    188,299.02x = 26,874,486,574.68
  5. Step 5: Solve for x
    x = 26,874,486,574.68/188,299.02
  6. Step 6: Final answer
    x = 142,722.39

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