Home / 53,230.96-79,850.49-31,046.55

Finding the Fourth Proportional to 53,230.96, 79,850.49 and 31,046.55

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Solution

The fourth proportional to 53,230.96, 79,850.49 and 31,046.55 is: 46,572.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,230.96 : 79,850.49 = 31,046.55 : x
  2. Step 2: Convert to fraction form
    53,230.96/79,850.49 = 31,046.55/x
  3. Step 3: Cross multiply
    53,230.96x = 79,850.49 × 31,046.55
  4. Step 4: Simplify right side
    53,230.96x = 2,479,082,230.31
  5. Step 5: Solve for x
    x = 2,479,082,230.31/53,230.96
  6. Step 6: Final answer
    x = 46,572.19

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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.