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Finding the Fourth Proportional to 248,735.93, 373,157.01 and 80,265.83

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Solution

The fourth proportional to 248,735.93, 373,157.01 and 80,265.83 is: 120,415.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,735.93 : 373,157.01 = 80,265.83 : x
  2. Step 2: Convert to fraction form
    248,735.93/373,157.01 = 80,265.83/x
  3. Step 3: Cross multiply
    248,735.93x = 373,157.01 × 80,265.83
  4. Step 4: Simplify right side
    248,735.93x = 29,951,755,262.18
  5. Step 5: Solve for x
    x = 29,951,755,262.18/248,735.93
  6. Step 6: Final answer
    x = 120,415.88

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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.