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Finding the Fourth Proportional to 79,953.87, 110,335.63 and 44,143.11

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Solution

The fourth proportional to 79,953.87, 110,335.63 and 44,143.11 is: 60,917.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,953.87 : 110,335.63 = 44,143.11 : x
  2. Step 2: Convert to fraction form
    79,953.87/110,335.63 = 44,143.11/x
  3. Step 3: Cross multiply
    79,953.87x = 110,335.63 × 44,143.11
  4. Step 4: Simplify right side
    79,953.87x = 4,870,557,852.01
  5. Step 5: Solve for x
    x = 4,870,557,852.01/79,953.87
  6. Step 6: Final answer
    x = 60,917.10

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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.