Home / 110,868.16-166,367.86-40,796.68

Finding the Fourth Proportional to 110,868.16, 166,367.86 and 40,796.68

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Solution

The fourth proportional to 110,868.16, 166,367.86 and 40,796.68 is: 61,219.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,868.16 : 166,367.86 = 40,796.68 : x
  2. Step 2: Convert to fraction form
    110,868.16/166,367.86 = 40,796.68/x
  3. Step 3: Cross multiply
    110,868.16x = 166,367.86 × 40,796.68
  4. Step 4: Simplify right side
    110,868.16x = 6,787,256,346.70
  5. Step 5: Solve for x
    x = 6,787,256,346.70/110,868.16
  6. Step 6: Final answer
    x = 61,219.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.