Home / 352,230.12-486,079.38-191,091.96

Finding the Fourth Proportional to 352,230.12, 486,079.38 and 191,091.96

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Solution

The fourth proportional to 352,230.12, 486,079.38 and 191,091.96 is: 263,707.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,230.12 : 486,079.38 = 191,091.96 : x
  2. Step 2: Convert to fraction form
    352,230.12/486,079.38 = 191,091.96/x
  3. Step 3: Cross multiply
    352,230.12x = 486,079.38 × 191,091.96
  4. Step 4: Simplify right side
    352,230.12x = 92,885,861,439.78
  5. Step 5: Solve for x
    x = 92,885,861,439.78/352,230.12
  6. Step 6: Final answer
    x = 263,707.89

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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.