Home / 179,766.97-248,078.12-99,194.43

Finding the Fourth Proportional to 179,766.97, 248,078.12 and 99,194.43

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Solution

The fourth proportional to 179,766.97, 248,078.12 and 99,194.43 is: 136,888.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,766.97 : 248,078.12 = 99,194.43 : x
  2. Step 2: Convert to fraction form
    179,766.97/248,078.12 = 99,194.43/x
  3. Step 3: Cross multiply
    179,766.97x = 248,078.12 × 99,194.43
  4. Step 4: Simplify right side
    179,766.97x = 24,607,966,468.48
  5. Step 5: Solve for x
    x = 24,607,966,468.48/179,766.97
  6. Step 6: Final answer
    x = 136,888.15

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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.