Home / 79,765.18-110,077.26-43,954.68

Finding the Fourth Proportional to 79,765.18, 110,077.26 and 43,954.68

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Solution

The fourth proportional to 79,765.18, 110,077.26 and 43,954.68 is: 60,658.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,765.18 : 110,077.26 = 43,954.68 : x
  2. Step 2: Convert to fraction form
    79,765.18/110,077.26 = 43,954.68/x
  3. Step 3: Cross multiply
    79,765.18x = 110,077.26 × 43,954.68
  4. Step 4: Simplify right side
    79,765.18x = 4,838,410,738.58
  5. Step 5: Solve for x
    x = 4,838,410,738.58/79,765.18
  6. Step 6: Final answer
    x = 60,658.18

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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.