Home / 185,414.58-278,121.74-67,058.33

Finding the Fourth Proportional to 185,414.58, 278,121.74 and 67,058.33

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Solution

The fourth proportional to 185,414.58, 278,121.74 and 67,058.33 is: 100,587.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,414.58 : 278,121.74 = 67,058.33 : x
  2. Step 2: Convert to fraction form
    185,414.58/278,121.74 = 67,058.33/x
  3. Step 3: Cross multiply
    185,414.58x = 278,121.74 × 67,058.33
  4. Step 4: Simplify right side
    185,414.58x = 18,650,377,695.19
  5. Step 5: Solve for x
    x = 18,650,377,695.19/185,414.58
  6. Step 6: Final answer
    x = 100,587.44

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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.