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Finding the Fourth Proportional to 79,794.48, 110,122.02 and 45,808.50

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Solution

The fourth proportional to 79,794.48, 110,122.02 and 45,808.50 is: 63,218.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,794.48 : 110,122.02 = 45,808.50 : x
  2. Step 2: Convert to fraction form
    79,794.48/110,122.02 = 45,808.50/x
  3. Step 3: Cross multiply
    79,794.48x = 110,122.02 × 45,808.50
  4. Step 4: Simplify right side
    79,794.48x = 5,044,524,553.17
  5. Step 5: Solve for x
    x = 5,044,524,553.17/79,794.48
  6. Step 6: Final answer
    x = 63,218.97

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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.