Home / 76,946.30-115,404.87-27,014.66

Finding the Fourth Proportional to 76,946.30, 115,404.87 and 27,014.66

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Solution

The fourth proportional to 76,946.30, 115,404.87 and 27,014.66 is: 40,516.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,946.30 : 115,404.87 = 27,014.66 : x
  2. Step 2: Convert to fraction form
    76,946.30/115,404.87 = 27,014.66/x
  3. Step 3: Cross multiply
    76,946.30x = 115,404.87 × 27,014.66
  4. Step 4: Simplify right side
    76,946.30x = 3,117,623,325.39
  5. Step 5: Solve for x
    x = 3,117,623,325.39/76,946.30
  6. Step 6: Final answer
    x = 40,516.87

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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.