Home / 57,169.53-78,896.79-34,508.16

Finding the Fourth Proportional to 57,169.53, 78,896.79 and 34,508.16

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Solution

The fourth proportional to 57,169.53, 78,896.79 and 34,508.16 is: 47,622.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,169.53 : 78,896.79 = 34,508.16 : x
  2. Step 2: Convert to fraction form
    57,169.53/78,896.79 = 34,508.16/x
  3. Step 3: Cross multiply
    57,169.53x = 78,896.79 × 34,508.16
  4. Step 4: Simplify right side
    57,169.53x = 2,722,583,052.81
  5. Step 5: Solve for x
    x = 2,722,583,052.81/57,169.53
  6. Step 6: Final answer
    x = 47,622.97

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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.