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Finding the Fourth Proportional to 179,879.97, 248,230.47 and 98,205.45

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Solution

The fourth proportional to 179,879.97, 248,230.47 and 98,205.45 is: 135,521.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,879.97 : 248,230.47 = 98,205.45 : x
  2. Step 2: Convert to fraction form
    179,879.97/248,230.47 = 98,205.45/x
  3. Step 3: Cross multiply
    179,879.97x = 248,230.47 × 98,205.45
  4. Step 4: Simplify right side
    179,879.97x = 24,377,584,447.47
  5. Step 5: Solve for x
    x = 24,377,584,447.47/179,879.97
  6. Step 6: Final answer
    x = 135,521.39

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1.5x scale

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.