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Finding the Fourth Proportional to 248,750.80, 373,199.12 and 80,297.12

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Solution

The fourth proportional to 248,750.80, 373,199.12 and 80,297.12 is: 120,469.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,750.80 : 373,199.12 = 80,297.12 : x
  2. Step 2: Convert to fraction form
    248,750.80/373,199.12 = 80,297.12/x
  3. Step 3: Cross multiply
    248,750.80x = 373,199.12 × 80,297.12
  4. Step 4: Simplify right side
    248,750.80x = 29,966,814,522.53
  5. Step 5: Solve for x
    x = 29,966,814,522.53/248,750.80
  6. Step 6: Final answer
    x = 120,469.22

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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.