Home / 239,939.48-331,113.84-132,507.38

Finding the Fourth Proportional to 239,939.48, 331,113.84 and 132,507.38

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Solution

The fourth proportional to 239,939.48, 331,113.84 and 132,507.38 is: 182,858.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,939.48 : 331,113.84 = 132,507.38 : x
  2. Step 2: Convert to fraction form
    239,939.48/331,113.84 = 132,507.38/x
  3. Step 3: Cross multiply
    239,939.48x = 331,113.84 × 132,507.38
  4. Step 4: Simplify right side
    239,939.48x = 43,875,027,420.14
  5. Step 5: Solve for x
    x = 43,875,027,420.14/239,939.48
  6. Step 6: Final answer
    x = 182,858.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.