Home / 53,179.68-73,375.24-30,208.36

Finding the Fourth Proportional to 53,179.68, 73,375.24 and 30,208.36

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Solution

The fourth proportional to 53,179.68, 73,375.24 and 30,208.36 is: 41,680.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,179.68 : 73,375.24 = 30,208.36 : x
  2. Step 2: Convert to fraction form
    53,179.68/73,375.24 = 30,208.36/x
  3. Step 3: Cross multiply
    53,179.68x = 73,375.24 × 30,208.36
  4. Step 4: Simplify right side
    53,179.68x = 2,216,545,665.01
  5. Step 5: Solve for x
    x = 2,216,545,665.01/53,179.68
  6. Step 6: Final answer
    x = 41,680.31

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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.