Home / 352,542.12-486,505.52-191,393.03

Finding the Fourth Proportional to 352,542.12, 486,505.52 and 191,393.03

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Solution

The fourth proportional to 352,542.12, 486,505.52 and 191,393.03 is: 264,120.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,542.12 : 486,505.52 = 191,393.03 : x
  2. Step 2: Convert to fraction form
    352,542.12/486,505.52 = 191,393.03/x
  3. Step 3: Cross multiply
    352,542.12x = 486,505.52 × 191,393.03
  4. Step 4: Simplify right side
    352,542.12x = 93,113,763,286.66
  5. Step 5: Solve for x
    x = 93,113,763,286.66/352,542.12
  6. Step 6: Final answer
    x = 264,120.96

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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.