Home / 52,149.52-78,143.82-35,216.20

Finding the Fourth Proportional to 52,149.52, 78,143.82 and 35,216.20

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Solution

The fourth proportional to 52,149.52, 78,143.82 and 35,216.20 is: 52,769.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,149.52 : 78,143.82 = 35,216.20 : x
  2. Step 2: Convert to fraction form
    52,149.52/78,143.82 = 35,216.20/x
  3. Step 3: Cross multiply
    52,149.52x = 78,143.82 × 35,216.20
  4. Step 4: Simplify right side
    52,149.52x = 2,751,928,393.88
  5. Step 5: Solve for x
    x = 2,751,928,393.88/52,149.52
  6. Step 6: Final answer
    x = 52,769.97

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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.