Home / 388,045.44-582,067.80-107,562.24

Finding the Fourth Proportional to 388,045.44, 582,067.80 and 107,562.24

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Solution

The fourth proportional to 388,045.44, 582,067.80 and 107,562.24 is: 161,343.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,045.44 : 582,067.80 = 107,562.24 : x
  2. Step 2: Convert to fraction form
    388,045.44/582,067.80 = 107,562.24/x
  3. Step 3: Cross multiply
    388,045.44x = 582,067.80 × 107,562.24
  4. Step 4: Simplify right side
    388,045.44x = 62,608,516,399.87
  5. Step 5: Solve for x
    x = 62,608,516,399.87/388,045.44
  6. Step 6: Final answer
    x = 161,343.26

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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.