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Finding the Fourth Proportional to 133,727.44, 200,459.20 and 63,655.96

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Solution

The fourth proportional to 133,727.44, 200,459.20 and 63,655.96 is: 95,421.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,727.44 : 200,459.20 = 63,655.96 : x
  2. Step 2: Convert to fraction form
    133,727.44/200,459.20 = 63,655.96/x
  3. Step 3: Cross multiply
    133,727.44x = 200,459.20 × 63,655.96
  4. Step 4: Simplify right side
    133,727.44x = 12,760,422,816.83
  5. Step 5: Solve for x
    x = 12,760,422,816.83/133,727.44
  6. Step 6: Final answer
    x = 95,421.13

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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.