Home / 131,930.81-197,896.38-32,090.31

Finding the Fourth Proportional to 131,930.81, 197,896.38 and 32,090.31

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Solution

The fourth proportional to 131,930.81, 197,896.38 and 32,090.31 is: 48,135.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,930.81 : 197,896.38 = 32,090.31 : x
  2. Step 2: Convert to fraction form
    131,930.81/197,896.38 = 32,090.31/x
  3. Step 3: Cross multiply
    131,930.81x = 197,896.38 × 32,090.31
  4. Step 4: Simplify right side
    131,930.81x = 6,350,556,803.85
  5. Step 5: Solve for x
    x = 6,350,556,803.85/131,930.81
  6. Step 6: Final answer
    x = 48,135.51

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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.