Home / 149,953.24-225,040.38-71,067.16

Finding the Fourth Proportional to 149,953.24, 225,040.38 and 71,067.16

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Solution

The fourth proportional to 149,953.24, 225,040.38 and 71,067.16 is: 106,653.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,953.24 : 225,040.38 = 71,067.16 : x
  2. Step 2: Convert to fraction form
    149,953.24/225,040.38 = 71,067.16/x
  3. Step 3: Cross multiply
    149,953.24x = 225,040.38 × 71,067.16
  4. Step 4: Simplify right side
    149,953.24x = 15,992,980,691.92
  5. Step 5: Solve for x
    x = 15,992,980,691.92/149,953.24
  6. Step 6: Final answer
    x = 106,653.12

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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.