Home / 49,841.18-68,765.62-28,329.31

Finding the Fourth Proportional to 49,841.18, 68,765.62 and 28,329.31

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Solution

The fourth proportional to 49,841.18, 68,765.62 and 28,329.31 is: 39,085.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,841.18 : 68,765.62 = 28,329.31 : x
  2. Step 2: Convert to fraction form
    49,841.18/68,765.62 = 28,329.31/x
  3. Step 3: Cross multiply
    49,841.18x = 68,765.62 × 28,329.31
  4. Step 4: Simplify right side
    49,841.18x = 1,948,082,566.32
  5. Step 5: Solve for x
    x = 1,948,082,566.32/49,841.18
  6. Step 6: Final answer
    x = 39,085.80

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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.