Home / 90,464.52-135,759.96-37,160.60

Finding the Fourth Proportional to 90,464.52, 135,759.96 and 37,160.60

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Solution

The fourth proportional to 90,464.52, 135,759.96 and 37,160.60 is: 55,766.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,464.52 : 135,759.96 = 37,160.60 : x
  2. Step 2: Convert to fraction form
    90,464.52/135,759.96 = 37,160.60/x
  3. Step 3: Cross multiply
    90,464.52x = 135,759.96 × 37,160.60
  4. Step 4: Simplify right side
    90,464.52x = 5,044,921,569.58
  5. Step 5: Solve for x
    x = 5,044,921,569.58/90,464.52
  6. Step 6: Final answer
    x = 55,766.85

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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.