Home / 52,134.72-78,203.36-17,072.96

Finding the Fourth Proportional to 52,134.72, 78,203.36 and 17,072.96

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Solution

The fourth proportional to 52,134.72, 78,203.36 and 17,072.96 is: 25,609.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,134.72 : 78,203.36 = 17,072.96 : x
  2. Step 2: Convert to fraction form
    52,134.72/78,203.36 = 17,072.96/x
  3. Step 3: Cross multiply
    52,134.72x = 78,203.36 × 17,072.96
  4. Step 4: Simplify right side
    52,134.72x = 1,335,162,837.15
  5. Step 5: Solve for x
    x = 1,335,162,837.15/52,134.72
  6. Step 6: Final answer
    x = 25,609.86

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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.