Home / 266,789.02-400,184.20-109,017.44

Finding the Fourth Proportional to 266,789.02, 400,184.20 and 109,017.44

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Solution

The fourth proportional to 266,789.02, 400,184.20 and 109,017.44 is: 163,526.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,789.02 : 400,184.20 = 109,017.44 : x
  2. Step 2: Convert to fraction form
    266,789.02/400,184.20 = 109,017.44/x
  3. Step 3: Cross multiply
    266,789.02x = 400,184.20 × 109,017.44
  4. Step 4: Simplify right side
    266,789.02x = 43,627,057,012.45
  5. Step 5: Solve for x
    x = 43,627,057,012.45/266,789.02
  6. Step 6: Final answer
    x = 163,526.43

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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.