Home / 299,790.24-449,674.64-75,152.52

Finding the Fourth Proportional to 299,790.24, 449,674.64 and 75,152.52

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Solution

The fourth proportional to 299,790.24, 449,674.64 and 75,152.52 is: 112,726.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,790.24 : 449,674.64 = 75,152.52 : x
  2. Step 2: Convert to fraction form
    299,790.24/449,674.64 = 75,152.52/x
  3. Step 3: Cross multiply
    299,790.24x = 449,674.64 × 75,152.52
  4. Step 4: Simplify right side
    299,790.24x = 33,794,182,000.33
  5. Step 5: Solve for x
    x = 33,794,182,000.33/299,790.24
  6. Step 6: Final answer
    x = 112,726.09

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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.