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Finding the Fourth Proportional to 73,791.63, 110,690.91 and 23,875.64

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Solution

The fourth proportional to 73,791.63, 110,690.91 and 23,875.64 is: 35,814.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,791.63 : 110,690.91 = 23,875.64 : x
  2. Step 2: Convert to fraction form
    73,791.63/110,690.91 = 23,875.64/x
  3. Step 3: Cross multiply
    73,791.63x = 110,690.91 × 23,875.64
  4. Step 4: Simplify right side
    73,791.63x = 2,642,815,645.60
  5. Step 5: Solve for x
    x = 2,642,815,645.60/73,791.63
  6. Step 6: Final answer
    x = 35,814.57

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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.