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Finding the Fourth Proportional to 133,352.70, 200,029.05 and 83,489.10

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Solution

The fourth proportional to 133,352.70, 200,029.05 and 83,489.10 is: 125,233.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,352.70 : 200,029.05 = 83,489.10 : x
  2. Step 2: Convert to fraction form
    133,352.70/200,029.05 = 83,489.10/x
  3. Step 3: Cross multiply
    133,352.70x = 200,029.05 × 83,489.10
  4. Step 4: Simplify right side
    133,352.70x = 16,700,245,358.36
  5. Step 5: Solve for x
    x = 16,700,245,358.36/133,352.70
  6. Step 6: Final answer
    x = 125,233.65

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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.