Home / 76,150.25-114,265.34-31,204.97

Finding the Fourth Proportional to 76,150.25, 114,265.34 and 31,204.97

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Solution

The fourth proportional to 76,150.25, 114,265.34 and 31,204.97 is: 46,823.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,150.25 : 114,265.34 = 31,204.97 : x
  2. Step 2: Convert to fraction form
    76,150.25/114,265.34 = 31,204.97/x
  3. Step 3: Cross multiply
    76,150.25x = 114,265.34 × 31,204.97
  4. Step 4: Simplify right side
    76,150.25x = 3,565,646,350.71
  5. Step 5: Solve for x
    x = 3,565,646,350.71/76,150.25
  6. Step 6: Final answer
    x = 46,823.83

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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.