Home / 233,056.72-321,620.52-132,455.44

Finding the Fourth Proportional to 233,056.72, 321,620.52 and 132,455.44

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Solution

The fourth proportional to 233,056.72, 321,620.52 and 132,455.44 is: 182,789.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,056.72 : 321,620.52 = 132,455.44 : x
  2. Step 2: Convert to fraction form
    233,056.72/321,620.52 = 132,455.44/x
  3. Step 3: Cross multiply
    233,056.72x = 321,620.52 × 132,455.44
  4. Step 4: Simplify right side
    233,056.72x = 42,600,387,489.63
  5. Step 5: Solve for x
    x = 42,600,387,489.63/233,056.72
  6. Step 6: Final answer
    x = 182,789.78

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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.