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Finding the Fourth Proportional to 73,911.82, 110,817.14 and 26,525.86

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Solution

The fourth proportional to 73,911.82, 110,817.14 and 26,525.86 is: 39,770.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,911.82 : 110,817.14 = 26,525.86 : x
  2. Step 2: Convert to fraction form
    73,911.82/110,817.14 = 26,525.86/x
  3. Step 3: Cross multiply
    73,911.82x = 110,817.14 × 26,525.86
  4. Step 4: Simplify right side
    73,911.82x = 2,939,519,941.24
  5. Step 5: Solve for x
    x = 2,939,519,941.24/73,911.82
  6. Step 6: Final answer
    x = 39,770.63

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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.