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Finding the Fourth Proportional to 266,796.01, 400,194.03 and 109,024.31

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Solution

The fourth proportional to 266,796.01, 400,194.03 and 109,024.31 is: 163,536.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,796.01 : 400,194.03 = 109,024.31 : x
  2. Step 2: Convert to fraction form
    266,796.01/400,194.03 = 109,024.31/x
  3. Step 3: Cross multiply
    266,796.01x = 400,194.03 × 109,024.31
  4. Step 4: Simplify right side
    266,796.01x = 43,630,879,396.20
  5. Step 5: Solve for x
    x = 43,630,879,396.20/266,796.01
  6. Step 6: Final answer
    x = 163,536.48

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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.