Home / 49,828.30-68,745.80-31,933.16

Finding the Fourth Proportional to 49,828.30, 68,745.80 and 31,933.16

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Solution

The fourth proportional to 49,828.30, 68,745.80 and 31,933.16 is: 44,056.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,828.30 : 68,745.80 = 31,933.16 : x
  2. Step 2: Convert to fraction form
    49,828.30/68,745.80 = 31,933.16/x
  3. Step 3: Cross multiply
    49,828.30x = 68,745.80 × 31,933.16
  4. Step 4: Simplify right side
    49,828.30x = 2,195,270,471.06
  5. Step 5: Solve for x
    x = 2,195,270,471.06/49,828.30
  6. Step 6: Final answer
    x = 44,056.70

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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.