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Finding the Fourth Proportional to 133,891.77, 200,739.24 and 63,820.29

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Solution

The fourth proportional to 133,891.77, 200,739.24 and 63,820.29 is: 95,683.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,891.77 : 200,739.24 = 63,820.29 : x
  2. Step 2: Convert to fraction form
    133,891.77/200,739.24 = 63,820.29/x
  3. Step 3: Cross multiply
    133,891.77x = 200,739.24 × 63,820.29
  4. Step 4: Simplify right side
    133,891.77x = 12,811,236,511.18
  5. Step 5: Solve for x
    x = 12,811,236,511.18/133,891.77
  6. Step 6: Final answer
    x = 95,683.52

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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.