Home / 245,183.85-338,354.01-137,753.82

Finding the Fourth Proportional to 245,183.85, 338,354.01 and 137,753.82

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Solution

The fourth proportional to 245,183.85, 338,354.01 and 137,753.82 is: 190,100.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,183.85 : 338,354.01 = 137,753.82 : x
  2. Step 2: Convert to fraction form
    245,183.85/338,354.01 = 137,753.82/x
  3. Step 3: Cross multiply
    245,183.85x = 338,354.01 × 137,753.82
  4. Step 4: Simplify right side
    245,183.85x = 46,609,557,389.82
  5. Step 5: Solve for x
    x = 46,609,557,389.82/245,183.85
  6. Step 6: Final answer
    x = 190,100.44

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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.