Home / 45,163.80-62,336.41-30,057.10

Finding the Fourth Proportional to 45,163.80, 62,336.41 and 30,057.10

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Solution

The fourth proportional to 45,163.80, 62,336.41 and 30,057.10 is: 41,485.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,163.80 : 62,336.41 = 30,057.10 : x
  2. Step 2: Convert to fraction form
    45,163.80/62,336.41 = 30,057.10/x
  3. Step 3: Cross multiply
    45,163.80x = 62,336.41 × 30,057.10
  4. Step 4: Simplify right side
    45,163.80x = 1,873,651,478.03
  5. Step 5: Solve for x
    x = 1,873,651,478.03/45,163.80
  6. Step 6: Final answer
    x = 41,485.69

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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.