Home / 52,231.76-78,331.02-17,163.32

Finding the Fourth Proportional to 52,231.76, 78,331.02 and 17,163.32

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Solution

The fourth proportional to 52,231.76, 78,331.02 and 17,163.32 is: 25,739.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,231.76 : 78,331.02 = 17,163.32 : x
  2. Step 2: Convert to fraction form
    52,231.76/78,331.02 = 17,163.32/x
  3. Step 3: Cross multiply
    52,231.76x = 78,331.02 × 17,163.32
  4. Step 4: Simplify right side
    52,231.76x = 1,344,420,362.19
  5. Step 5: Solve for x
    x = 1,344,420,362.19/52,231.76
  6. Step 6: Final answer
    x = 25,739.52

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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.