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Finding the Fourth Proportional to 73,818.68, 110,745.54 and 23,898.78

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Solution

The fourth proportional to 73,818.68, 110,745.54 and 23,898.78 is: 35,853.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,818.68 : 110,745.54 = 23,898.78 : x
  2. Step 2: Convert to fraction form
    73,818.68/110,745.54 = 23,898.78/x
  3. Step 3: Cross multiply
    73,818.68x = 110,745.54 × 23,898.78
  4. Step 4: Simplify right side
    73,818.68x = 2,646,683,296.44
  5. Step 5: Solve for x
    x = 2,646,683,296.44/73,818.68
  6. Step 6: Final answer
    x = 35,853.84

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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.