Home / 82,052.56-123,081.36-25,893.16

Finding the Fourth Proportional to 82,052.56, 123,081.36 and 25,893.16

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Solution

The fourth proportional to 82,052.56, 123,081.36 and 25,893.16 is: 38,840.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,052.56 : 123,081.36 = 25,893.16 : x
  2. Step 2: Convert to fraction form
    82,052.56/123,081.36 = 25,893.16/x
  3. Step 3: Cross multiply
    82,052.56x = 123,081.36 × 25,893.16
  4. Step 4: Simplify right side
    82,052.56x = 3,186,965,347.50
  5. Step 5: Solve for x
    x = 3,186,965,347.50/82,052.56
  6. Step 6: Final answer
    x = 38,840.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.