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Finding the Fourth Proportional to 79,813.35, 110,143.26 and 44,004.64

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Solution

The fourth proportional to 79,813.35, 110,143.26 and 44,004.64 is: 60,726.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,813.35 : 110,143.26 = 44,004.64 : x
  2. Step 2: Convert to fraction form
    79,813.35/110,143.26 = 44,004.64/x
  3. Step 3: Cross multiply
    79,813.35x = 110,143.26 × 44,004.64
  4. Step 4: Simplify right side
    79,813.35x = 4,846,814,373.82
  5. Step 5: Solve for x
    x = 4,846,814,373.82/79,813.35
  6. Step 6: Final answer
    x = 60,726.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.