Home / 49,787.72-68,732.44-33,739.81

Finding the Fourth Proportional to 49,787.72, 68,732.44 and 33,739.81

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Solution

The fourth proportional to 49,787.72, 68,732.44 and 33,739.81 is: 46,578.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,787.72 : 68,732.44 = 33,739.81 : x
  2. Step 2: Convert to fraction form
    49,787.72/68,732.44 = 33,739.81/x
  3. Step 3: Cross multiply
    49,787.72x = 68,732.44 × 33,739.81
  4. Step 4: Simplify right side
    49,787.72x = 2,319,019,122.77
  5. Step 5: Solve for x
    x = 2,319,019,122.77/49,787.72
  6. Step 6: Final answer
    x = 46,578.13

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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.