Home / 76,332.66-114,400.44-34,181.88

Finding the Fourth Proportional to 76,332.66, 114,400.44 and 34,181.88

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Solution

The fourth proportional to 76,332.66, 114,400.44 and 34,181.88 is: 51,228.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,332.66 : 114,400.44 = 34,181.88 : x
  2. Step 2: Convert to fraction form
    76,332.66/114,400.44 = 34,181.88/x
  3. Step 3: Cross multiply
    76,332.66x = 114,400.44 × 34,181.88
  4. Step 4: Simplify right side
    76,332.66x = 3,910,422,112.03
  5. Step 5: Solve for x
    x = 3,910,422,112.03/76,332.66
  6. Step 6: Final answer
    x = 51,228.69

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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.