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Finding the Fourth Proportional to 73,364.28, 110,090.14 and 26,620.80

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Solution

The fourth proportional to 73,364.28, 110,090.14 and 26,620.80 is: 39,947.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,364.28 : 110,090.14 = 26,620.80 : x
  2. Step 2: Convert to fraction form
    73,364.28/110,090.14 = 26,620.80/x
  3. Step 3: Cross multiply
    73,364.28x = 110,090.14 × 26,620.80
  4. Step 4: Simplify right side
    73,364.28x = 2,930,687,598.91
  5. Step 5: Solve for x
    x = 2,930,687,598.91/73,364.28
  6. Step 6: Final answer
    x = 39,947.06

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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.