Home / 166,083.53-248,971.97-66,219.57

Finding the Fourth Proportional to 166,083.53, 248,971.97 and 66,219.57

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Solution

The fourth proportional to 166,083.53, 248,971.97 and 66,219.57 is: 99,268.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,083.53 : 248,971.97 = 66,219.57 : x
  2. Step 2: Convert to fraction form
    166,083.53/248,971.97 = 66,219.57/x
  3. Step 3: Cross multiply
    166,083.53x = 248,971.97 × 66,219.57
  4. Step 4: Simplify right side
    166,083.53x = 16,486,816,464.36
  5. Step 5: Solve for x
    x = 16,486,816,464.36/166,083.53
  6. Step 6: Final answer
    x = 99,268.22

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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.