Home / 179,734.38-248,031.78-99,162.60

Finding the Fourth Proportional to 179,734.38, 248,031.78 and 99,162.60

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Solution

The fourth proportional to 179,734.38, 248,031.78 and 99,162.60 is: 136,843.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,734.38 : 248,031.78 = 99,162.60 : x
  2. Step 2: Convert to fraction form
    179,734.38/248,031.78 = 99,162.60/x
  3. Step 3: Cross multiply
    179,734.38x = 248,031.78 × 99,162.60
  4. Step 4: Simplify right side
    179,734.38x = 24,595,476,187.43
  5. Step 5: Solve for x
    x = 24,595,476,187.43/179,734.38
  6. Step 6: Final answer
    x = 136,843.47

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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.