Home / 179,731.82-248,034.66-99,160.40

Finding the Fourth Proportional to 179,731.82, 248,034.66 and 99,160.40

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Solution

The fourth proportional to 179,731.82, 248,034.66 and 99,160.40 is: 136,843.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,731.82 : 248,034.66 = 99,160.40 : x
  2. Step 2: Convert to fraction form
    179,731.82/248,034.66 = 99,160.40/x
  3. Step 3: Cross multiply
    179,731.82x = 248,034.66 × 99,160.40
  4. Step 4: Simplify right side
    179,731.82x = 24,595,216,099.46
  5. Step 5: Solve for x
    x = 24,595,216,099.46/179,731.82
  6. Step 6: Final answer
    x = 136,843.97

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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.