Home / 323,059.23-445,821.75-179,816.20

Finding the Fourth Proportional to 323,059.23, 445,821.75 and 179,816.20

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Solution

The fourth proportional to 323,059.23, 445,821.75 and 179,816.20 is: 248,146.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,059.23 : 445,821.75 = 179,816.20 : x
  2. Step 2: Convert to fraction form
    323,059.23/445,821.75 = 179,816.20/x
  3. Step 3: Cross multiply
    323,059.23x = 445,821.75 × 179,816.20
  4. Step 4: Simplify right side
    323,059.23x = 80,165,971,847.80
  5. Step 5: Solve for x
    x = 80,165,971,847.80/323,059.23
  6. Step 6: Final answer
    x = 248,146.36

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1.5x scale

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.