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Finding the Fourth Proportional to 133,609.10, 200,435.72 and 63,464.72

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Solution

The fourth proportional to 133,609.10, 200,435.72 and 63,464.72 is: 95,207.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,609.10 : 200,435.72 = 63,464.72 : x
  2. Step 2: Convert to fraction form
    133,609.10/200,435.72 = 63,464.72/x
  3. Step 3: Cross multiply
    133,609.10x = 200,435.72 × 63,464.72
  4. Step 4: Simplify right side
    133,609.10x = 12,720,595,528.30
  5. Step 5: Solve for x
    x = 12,720,595,528.30/133,609.10
  6. Step 6: Final answer
    x = 95,207.56

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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.