Home / 329,582.59-494,352.92-105,104.05

Finding the Fourth Proportional to 329,582.59, 494,352.92 and 105,104.05

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Solution

The fourth proportional to 329,582.59, 494,352.92 and 105,104.05 is: 157,649.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,582.59 : 494,352.92 = 105,104.05 : x
  2. Step 2: Convert to fraction form
    329,582.59/494,352.92 = 105,104.05/x
  3. Step 3: Cross multiply
    329,582.59x = 494,352.92 × 105,104.05
  4. Step 4: Simplify right side
    329,582.59x = 51,958,493,048.20
  5. Step 5: Solve for x
    x = 51,958,493,048.20/329,582.59
  6. Step 6: Final answer
    x = 157,649.39

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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.