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Finding the Fourth Proportional to 73,909.44, 110,907.90 and 27,195.12

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Solution

The fourth proportional to 73,909.44, 110,907.90 and 27,195.12 is: 40,808.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,909.44 : 110,907.90 = 27,195.12 : x
  2. Step 2: Convert to fraction form
    73,909.44/110,907.90 = 27,195.12/x
  3. Step 3: Cross multiply
    73,909.44x = 110,907.90 × 27,195.12
  4. Step 4: Simplify right side
    73,909.44x = 3,016,153,649.45
  5. Step 5: Solve for x
    x = 3,016,153,649.45/73,909.44
  6. Step 6: Final answer
    x = 40,808.77

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1.5x scale

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.