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Finding the Fourth Proportional to 133,765.63, 200,506.96 and 49,471.63

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Solution

The fourth proportional to 133,765.63, 200,506.96 and 49,471.63 is: 74,155.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,765.63 : 200,506.96 = 49,471.63 : x
  2. Step 2: Convert to fraction form
    133,765.63/200,506.96 = 49,471.63/x
  3. Step 3: Cross multiply
    133,765.63x = 200,506.96 × 49,471.63
  4. Step 4: Simplify right side
    133,765.63x = 9,919,405,698.12
  5. Step 5: Solve for x
    x = 9,919,405,698.12/133,765.63
  6. Step 6: Final answer
    x = 74,155.12

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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.