Home / 146,134.40-201,668.16-82,459.92

Finding the Fourth Proportional to 146,134.40, 201,668.16 and 82,459.92

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Solution

The fourth proportional to 146,134.40, 201,668.16 and 82,459.92 is: 113,796.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,134.40 : 201,668.16 = 82,459.92 : x
  2. Step 2: Convert to fraction form
    146,134.40/201,668.16 = 82,459.92/x
  3. Step 3: Cross multiply
    146,134.40x = 201,668.16 × 82,459.92
  4. Step 4: Simplify right side
    146,134.40x = 16,629,540,340.15
  5. Step 5: Solve for x
    x = 16,629,540,340.15/146,134.40
  6. Step 6: Final answer
    x = 113,796.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.