Home / 248,714.16-373,144.20-80,231.16

Finding the Fourth Proportional to 248,714.16, 373,144.20 and 80,231.16

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Solution

The fourth proportional to 248,714.16, 373,144.20 and 80,231.16 is: 120,370.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,714.16 : 373,144.20 = 80,231.16 : x
  2. Step 2: Convert to fraction form
    248,714.16/373,144.20 = 80,231.16/x
  3. Step 3: Cross multiply
    248,714.16x = 373,144.20 × 80,231.16
  4. Step 4: Simplify right side
    248,714.16x = 29,937,792,013.27
  5. Step 5: Solve for x
    x = 29,937,792,013.27/248,714.16
  6. Step 6: Final answer
    x = 120,370.28

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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.