Home / 239,980.88-331,194.12-132,562.64

Finding the Fourth Proportional to 239,980.88, 331,194.12 and 132,562.64

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Solution

The fourth proportional to 239,980.88, 331,194.12 and 132,562.64 is: 182,947.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,980.88 : 331,194.12 = 132,562.64 : x
  2. Step 2: Convert to fraction form
    239,980.88/331,194.12 = 132,562.64/x
  3. Step 3: Cross multiply
    239,980.88x = 331,194.12 × 132,562.64
  4. Step 4: Simplify right side
    239,980.88x = 43,903,966,899.68
  5. Step 5: Solve for x
    x = 43,903,966,899.68/239,980.88
  6. Step 6: Final answer
    x = 182,947.77

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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.