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Finding the Fourth Proportional to 79,983.50, 110,377.24 and 46,451.66

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Solution

The fourth proportional to 79,983.50, 110,377.24 and 46,451.66 is: 64,103.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,983.50 : 110,377.24 = 46,451.66 : x
  2. Step 2: Convert to fraction form
    79,983.50/110,377.24 = 46,451.66/x
  3. Step 3: Cross multiply
    79,983.50x = 110,377.24 × 46,451.66
  4. Step 4: Simplify right side
    79,983.50x = 5,127,206,024.22
  5. Step 5: Solve for x
    x = 5,127,206,024.22/79,983.50
  6. Step 6: Final answer
    x = 64,103.30

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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.