Home / 188,058.38-259,525.11-103,175.44

Finding the Fourth Proportional to 188,058.38, 259,525.11 and 103,175.44

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Solution

The fourth proportional to 188,058.38, 259,525.11 and 103,175.44 is: 142,384.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,058.38 : 259,525.11 = 103,175.44 : x
  2. Step 2: Convert to fraction form
    188,058.38/259,525.11 = 103,175.44/x
  3. Step 3: Cross multiply
    188,058.38x = 259,525.11 × 103,175.44
  4. Step 4: Simplify right side
    188,058.38x = 26,776,617,153.39
  5. Step 5: Solve for x
    x = 26,776,617,153.39/188,058.38
  6. Step 6: Final answer
    x = 142,384.60

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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.