Home / 111,217.64-166,835.57-32,331.78

Finding the Fourth Proportional to 111,217.64, 166,835.57 and 32,331.78

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Solution

The fourth proportional to 111,217.64, 166,835.57 and 32,331.78 is: 48,500.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,217.64 : 166,835.57 = 32,331.78 : x
  2. Step 2: Convert to fraction form
    111,217.64/166,835.57 = 32,331.78/x
  3. Step 3: Cross multiply
    111,217.64x = 166,835.57 × 32,331.78
  4. Step 4: Simplify right side
    111,217.64x = 5,394,090,783.76
  5. Step 5: Solve for x
    x = 5,394,090,783.76/111,217.64
  6. Step 6: Final answer
    x = 48,500.32

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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.