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Finding the Fourth Proportional to 133,684.50, 200,539.11 and 43,727.72

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Solution

The fourth proportional to 133,684.50, 200,539.11 and 43,727.72 is: 65,595.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,684.50 : 200,539.11 = 43,727.72 : x
  2. Step 2: Convert to fraction form
    133,684.50/200,539.11 = 43,727.72/x
  3. Step 3: Cross multiply
    133,684.50x = 200,539.11 × 43,727.72
  4. Step 4: Simplify right side
    133,684.50x = 8,769,118,051.13
  5. Step 5: Solve for x
    x = 8,769,118,051.13/133,684.50
  6. Step 6: Final answer
    x = 65,595.62

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1.5x scale

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.