Home / 52,076.25-78,098.18-18,791.96

Finding the Fourth Proportional to 52,076.25, 78,098.18 and 18,791.96

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Solution

The fourth proportional to 52,076.25, 78,098.18 and 18,791.96 is: 28,182.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,076.25 : 78,098.18 = 18,791.96 : x
  2. Step 2: Convert to fraction form
    52,076.25/78,098.18 = 18,791.96/x
  3. Step 3: Cross multiply
    52,076.25x = 78,098.18 × 18,791.96
  4. Step 4: Simplify right side
    52,076.25x = 1,467,617,390.18
  5. Step 5: Solve for x
    x = 1,467,617,390.18/52,076.25
  6. Step 6: Final answer
    x = 28,182.09

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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.