Home / 179,747.05-248,140.82-111,785.92

Finding the Fourth Proportional to 179,747.05, 248,140.82 and 111,785.92

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Solution

The fourth proportional to 179,747.05, 248,140.82 and 111,785.92 is: 154,320.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,747.05 : 248,140.82 = 111,785.92 : x
  2. Step 2: Convert to fraction form
    179,747.05/248,140.82 = 111,785.92/x
  3. Step 3: Cross multiply
    179,747.05x = 248,140.82 × 111,785.92
  4. Step 4: Simplify right side
    179,747.05x = 27,738,649,713.52
  5. Step 5: Solve for x
    x = 27,738,649,713.52/179,747.05
  6. Step 6: Final answer
    x = 154,320.47

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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.