Home / 52,154.52-71,889.21-40,805.82

Finding the Fourth Proportional to 52,154.52, 71,889.21 and 40,805.82

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Solution

The fourth proportional to 52,154.52, 71,889.21 and 40,805.82 is: 56,246.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,154.52 : 71,889.21 = 40,805.82 : x
  2. Step 2: Convert to fraction form
    52,154.52/71,889.21 = 40,805.82/x
  3. Step 3: Cross multiply
    52,154.52x = 71,889.21 × 40,805.82
  4. Step 4: Simplify right side
    52,154.52x = 2,933,498,163.20
  5. Step 5: Solve for x
    x = 2,933,498,163.20/52,154.52
  6. Step 6: Final answer
    x = 56,246.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.