Home / 179,734.20-248,034.06-99,161.72

Finding the Fourth Proportional to 179,734.20, 248,034.06 and 99,161.72

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Solution

The fourth proportional to 179,734.20, 248,034.06 and 99,161.72 is: 136,843.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,734.20 : 248,034.06 = 99,161.72 : x
  2. Step 2: Convert to fraction form
    179,734.20/248,034.06 = 99,161.72/x
  3. Step 3: Cross multiply
    179,734.20x = 248,034.06 × 99,161.72
  4. Step 4: Simplify right side
    179,734.20x = 24,595,484,008.18
  5. Step 5: Solve for x
    x = 24,595,484,008.18/179,734.20
  6. Step 6: Final answer
    x = 136,843.65

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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.