Home / 82,276.52-113,543.68-50,462.96

Finding the Fourth Proportional to 82,276.52, 113,543.68 and 50,462.96

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Solution

The fourth proportional to 82,276.52, 113,543.68 and 50,462.96 is: 69,640.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,276.52 : 113,543.68 = 50,462.96 : x
  2. Step 2: Convert to fraction form
    82,276.52/113,543.68 = 50,462.96/x
  3. Step 3: Cross multiply
    82,276.52x = 113,543.68 × 50,462.96
  4. Step 4: Simplify right side
    82,276.52x = 5,729,750,182.09
  5. Step 5: Solve for x
    x = 5,729,750,182.09/82,276.52
  6. Step 6: Final answer
    x = 69,640.16

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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.