Home / 215,606.46-323,015.60-156,295.02

Finding the Fourth Proportional to 215,606.46, 323,015.60 and 156,295.02

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Solution

The fourth proportional to 215,606.46, 323,015.60 and 156,295.02 is: 234,156.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,606.46 : 323,015.60 = 156,295.02 : x
  2. Step 2: Convert to fraction form
    215,606.46/323,015.60 = 156,295.02/x
  3. Step 3: Cross multiply
    215,606.46x = 323,015.60 × 156,295.02
  4. Step 4: Simplify right side
    215,606.46x = 50,485,729,662.31
  5. Step 5: Solve for x
    x = 50,485,729,662.31/215,606.46
  6. Step 6: Final answer
    x = 234,156.85

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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.