Home / 179,112.44-268,657.86-66,770.84

Finding the Fourth Proportional to 179,112.44, 268,657.86 and 66,770.84

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Solution

The fourth proportional to 179,112.44, 268,657.86 and 66,770.84 is: 100,152.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,112.44 : 268,657.86 = 66,770.84 : x
  2. Step 2: Convert to fraction form
    179,112.44/268,657.86 = 66,770.84/x
  3. Step 3: Cross multiply
    179,112.44x = 268,657.86 × 66,770.84
  4. Step 4: Simplify right side
    179,112.44x = 17,938,510,984.80
  5. Step 5: Solve for x
    x = 17,938,510,984.80/179,112.44
  6. Step 6: Final answer
    x = 100,152.23

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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.