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Finding the Fourth Proportional to 73,610.69, 110,392.80 and 23,679.66

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Solution

The fourth proportional to 73,610.69, 110,392.80 and 23,679.66 is: 35,512.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,610.69 : 110,392.80 = 23,679.66 : x
  2. Step 2: Convert to fraction form
    73,610.69/110,392.80 = 23,679.66/x
  3. Step 3: Cross multiply
    73,610.69x = 110,392.80 × 23,679.66
  4. Step 4: Simplify right side
    73,610.69x = 2,614,063,300.09
  5. Step 5: Solve for x
    x = 2,614,063,300.09/73,610.69
  6. Step 6: Final answer
    x = 35,512.01

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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.