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Finding the Fourth Proportional to 79,864.68, 110,218.14 and 44,054.64

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Solution

The fourth proportional to 79,864.68, 110,218.14 and 44,054.64 is: 60,798.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,864.68 : 110,218.14 = 44,054.64 : x
  2. Step 2: Convert to fraction form
    79,864.68/110,218.14 = 44,054.64/x
  3. Step 3: Cross multiply
    79,864.68x = 110,218.14 × 44,054.64
  4. Step 4: Simplify right side
    79,864.68x = 4,855,620,479.17
  5. Step 5: Solve for x
    x = 4,855,620,479.17/79,864.68
  6. Step 6: Final answer
    x = 60,798.10

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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.