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Finding the Fourth Proportional to 79,774.73, 110,089.13 and 43,476.19

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Solution

The fourth proportional to 79,774.73, 110,089.13 and 43,476.19 is: 59,997.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,774.73 : 110,089.13 = 43,476.19 : x
  2. Step 2: Convert to fraction form
    79,774.73/110,089.13 = 43,476.19/x
  3. Step 3: Cross multiply
    79,774.73x = 110,089.13 × 43,476.19
  4. Step 4: Simplify right side
    79,774.73x = 4,786,255,440.21
  5. Step 5: Solve for x
    x = 4,786,255,440.21/79,774.73
  6. Step 6: Final answer
    x = 59,997.14

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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.