Home / 49,171.52-67,867.44-31,263.02

Finding the Fourth Proportional to 49,171.52, 67,867.44 and 31,263.02

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Solution

The fourth proportional to 49,171.52, 67,867.44 and 31,263.02 is: 43,149.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,171.52 : 67,867.44 = 31,263.02 : x
  2. Step 2: Convert to fraction form
    49,171.52/67,867.44 = 31,263.02/x
  3. Step 3: Cross multiply
    49,171.52x = 67,867.44 × 31,263.02
  4. Step 4: Simplify right side
    49,171.52x = 2,121,741,134.07
  5. Step 5: Solve for x
    x = 2,121,741,134.07/49,171.52
  6. Step 6: Final answer
    x = 43,149.80

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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.