Home / 134,609.40-201,912.30-41,115.60

Finding the Fourth Proportional to 134,609.40, 201,912.30 and 41,115.60

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Solution

The fourth proportional to 134,609.40, 201,912.30 and 41,115.60 is: 61,672.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,609.40 : 201,912.30 = 41,115.60 : x
  2. Step 2: Convert to fraction form
    134,609.40/201,912.30 = 41,115.60/x
  3. Step 3: Cross multiply
    134,609.40x = 201,912.30 × 41,115.60
  4. Step 4: Simplify right side
    134,609.40x = 8,301,745,361.88
  5. Step 5: Solve for x
    x = 8,301,745,361.88/134,609.40
  6. Step 6: Final answer
    x = 61,672.85

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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.