Home / 248,717.61-373,149.03-80,234.19

Finding the Fourth Proportional to 248,717.61, 373,149.03 and 80,234.19

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Solution

The fourth proportional to 248,717.61, 373,149.03 and 80,234.19 is: 120,374.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,717.61 : 373,149.03 = 80,234.19 : x
  2. Step 2: Convert to fraction form
    248,717.61/373,149.03 = 80,234.19/x
  3. Step 3: Cross multiply
    248,717.61x = 373,149.03 × 80,234.19
  4. Step 4: Simplify right side
    248,717.61x = 29,939,310,171.34
  5. Step 5: Solve for x
    x = 29,939,310,171.34/248,717.61
  6. Step 6: Final answer
    x = 120,374.71

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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.