Home / 136,228.28-204,343.58-47,481.64

Finding the Fourth Proportional to 136,228.28, 204,343.58 and 47,481.64

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Solution

The fourth proportional to 136,228.28, 204,343.58 and 47,481.64 is: 71,222.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,228.28 : 204,343.58 = 47,481.64 : x
  2. Step 2: Convert to fraction form
    136,228.28/204,343.58 = 47,481.64/x
  3. Step 3: Cross multiply
    136,228.28x = 204,343.58 × 47,481.64
  4. Step 4: Simplify right side
    136,228.28x = 9,702,567,909.72
  5. Step 5: Solve for x
    x = 9,702,567,909.72/136,228.28
  6. Step 6: Final answer
    x = 71,222.86

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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.