Home / 79,858.28-110,204.22-45,869

Finding the Fourth Proportional to 79,858.28, 110,204.22 and 45,869

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Solution

The fourth proportional to 79,858.28, 110,204.22 and 45,869 is: 63,299.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,858.28 : 110,204.22 = 45,869 : x
  2. Step 2: Convert to fraction form
    79,858.28/110,204.22 = 45,869/x
  3. Step 3: Cross multiply
    79,858.28x = 110,204.22 × 45,869
  4. Step 4: Simplify right side
    79,858.28x = 5,054,957,367.18
  5. Step 5: Solve for x
    x = 5,054,957,367.18/79,858.28
  6. Step 6: Final answer
    x = 63,299.10

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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.