Home / 248,708.75-373,135.76-80,225.33

Finding the Fourth Proportional to 248,708.75, 373,135.76 and 80,225.33

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Solution

The fourth proportional to 248,708.75, 373,135.76 and 80,225.33 is: 120,361.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,708.75 : 373,135.76 = 80,225.33 : x
  2. Step 2: Convert to fraction form
    248,708.75/373,135.76 = 80,225.33/x
  3. Step 3: Cross multiply
    248,708.75x = 373,135.76 × 80,225.33
  4. Step 4: Simplify right side
    248,708.75x = 29,934,940,614.20
  5. Step 5: Solve for x
    x = 29,934,940,614.20/248,708.75
  6. Step 6: Final answer
    x = 120,361.43

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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.