Home / 239,112.52-329,977.46-131,682.98

Finding the Fourth Proportional to 239,112.52, 329,977.46 and 131,682.98

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Solution

The fourth proportional to 239,112.52, 329,977.46 and 131,682.98 is: 181,723.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,112.52 : 329,977.46 = 131,682.98 : x
  2. Step 2: Convert to fraction form
    239,112.52/329,977.46 = 131,682.98/x
  3. Step 3: Cross multiply
    239,112.52x = 329,977.46 × 131,682.98
  4. Step 4: Simplify right side
    239,112.52x = 43,452,415,265.63
  5. Step 5: Solve for x
    x = 43,452,415,265.63/239,112.52
  6. Step 6: Final answer
    x = 181,723.71

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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.