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Finding the Fourth Proportional to 133,683.03, 200,569.21 and 43,729.83

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Solution

The fourth proportional to 133,683.03, 200,569.21 and 43,729.83 is: 65,609.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,683.03 : 200,569.21 = 43,729.83 : x
  2. Step 2: Convert to fraction form
    133,683.03/200,569.21 = 43,729.83/x
  3. Step 3: Cross multiply
    133,683.03x = 200,569.21 × 43,729.83
  4. Step 4: Simplify right side
    133,683.03x = 8,770,857,347.21
  5. Step 5: Solve for x
    x = 8,770,857,347.21/133,683.03
  6. Step 6: Final answer
    x = 65,609.35

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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.