Home / 323,865.05-485,852.94-110,621.25

Finding the Fourth Proportional to 323,865.05, 485,852.94 and 110,621.25

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Solution

The fourth proportional to 323,865.05, 485,852.94 and 110,621.25 is: 165,950.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,865.05 : 485,852.94 = 110,621.25 : x
  2. Step 2: Convert to fraction form
    323,865.05/485,852.94 = 110,621.25/x
  3. Step 3: Cross multiply
    323,865.05x = 485,852.94 × 110,621.25
  4. Step 4: Simplify right side
    323,865.05x = 53,745,659,538.98
  5. Step 5: Solve for x
    x = 53,745,659,538.98/323,865.05
  6. Step 6: Final answer
    x = 165,950.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.