Home / 76,793.11-115,181.47-26,874.16

Finding the Fourth Proportional to 76,793.11, 115,181.47 and 26,874.16

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Solution

The fourth proportional to 76,793.11, 115,181.47 and 26,874.16 is: 40,308.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,793.11 : 115,181.47 = 26,874.16 : x
  2. Step 2: Convert to fraction form
    76,793.11/115,181.47 = 26,874.16/x
  3. Step 3: Cross multiply
    76,793.11x = 115,181.47 × 26,874.16
  4. Step 4: Simplify right side
    76,793.11x = 3,095,404,677.91
  5. Step 5: Solve for x
    x = 3,095,404,677.91/76,793.11
  6. Step 6: Final answer
    x = 40,308.37

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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.