Home / 111,099.52-166,659.96-31,137.52

Finding the Fourth Proportional to 111,099.52, 166,659.96 and 31,137.52

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Solution

The fourth proportional to 111,099.52, 166,659.96 and 31,137.52 is: 46,709.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,099.52 : 166,659.96 = 31,137.52 : x
  2. Step 2: Convert to fraction form
    111,099.52/166,659.96 = 31,137.52/x
  3. Step 3: Cross multiply
    111,099.52x = 166,659.96 × 31,137.52
  4. Step 4: Simplify right side
    111,099.52x = 5,189,377,837.70
  5. Step 5: Solve for x
    x = 5,189,377,837.70/111,099.52
  6. Step 6: Final answer
    x = 46,709.27

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1.5x scale

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.