Home / 52,591.97-78,825.20-30,358.37

Finding the Fourth Proportional to 52,591.97, 78,825.20 and 30,358.37

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Solution

The fourth proportional to 52,591.97, 78,825.20 and 30,358.37 is: 45,501.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,591.97 : 78,825.20 = 30,358.37 : x
  2. Step 2: Convert to fraction form
    52,591.97/78,825.20 = 30,358.37/x
  3. Step 3: Cross multiply
    52,591.97x = 78,825.20 × 30,358.37
  4. Step 4: Simplify right side
    52,591.97x = 2,393,004,192.80
  5. Step 5: Solve for x
    x = 2,393,004,192.80/52,591.97
  6. Step 6: Final answer
    x = 45,501.33

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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.