Home / 53,234.10-79,906.53-39,209.96

Finding the Fourth Proportional to 53,234.10, 79,906.53 and 39,209.96

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Solution

The fourth proportional to 53,234.10, 79,906.53 and 39,209.96 is: 58,855.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,234.10 : 79,906.53 = 39,209.96 : x
  2. Step 2: Convert to fraction form
    53,234.10/79,906.53 = 39,209.96/x
  3. Step 3: Cross multiply
    53,234.10x = 79,906.53 × 39,209.96
  4. Step 4: Simplify right side
    53,234.10x = 3,133,131,845.04
  5. Step 5: Solve for x
    x = 3,133,131,845.04/53,234.10
  6. Step 6: Final answer
    x = 58,855.73

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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.