Home / 179,797.85-248,120.78-99,225.36

Finding the Fourth Proportional to 179,797.85, 248,120.78 and 99,225.36

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Solution

The fourth proportional to 179,797.85, 248,120.78 and 99,225.36 is: 136,930.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,797.85 : 248,120.78 = 99,225.36 : x
  2. Step 2: Convert to fraction form
    179,797.85/248,120.78 = 99,225.36/x
  3. Step 3: Cross multiply
    179,797.85x = 248,120.78 × 99,225.36
  4. Step 4: Simplify right side
    179,797.85x = 24,619,873,222.85
  5. Step 5: Solve for x
    x = 24,619,873,222.85/179,797.85
  6. Step 6: Final answer
    x = 136,930.86

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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.