Home / 381,234.20-571,833.98-167,945.05

Finding the Fourth Proportional to 381,234.20, 571,833.98 and 167,945.05

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Solution

The fourth proportional to 381,234.20, 571,833.98 and 167,945.05 is: 251,909.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,234.20 : 571,833.98 = 167,945.05 : x
  2. Step 2: Convert to fraction form
    381,234.20/571,833.98 = 167,945.05/x
  3. Step 3: Cross multiply
    381,234.20x = 571,833.98 × 167,945.05
  4. Step 4: Simplify right side
    381,234.20x = 96,036,683,651.09
  5. Step 5: Solve for x
    x = 96,036,683,651.09/381,234.20
  6. Step 6: Final answer
    x = 251,909.94

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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.