Home / 192,466.26-288,616.86-66,119.22

Finding the Fourth Proportional to 192,466.26, 288,616.86 and 66,119.22

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Solution

The fourth proportional to 192,466.26, 288,616.86 and 66,119.22 is: 99,150.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,466.26 : 288,616.86 = 66,119.22 : x
  2. Step 2: Convert to fraction form
    192,466.26/288,616.86 = 66,119.22/x
  3. Step 3: Cross multiply
    192,466.26x = 288,616.86 × 66,119.22
  4. Step 4: Simplify right side
    192,466.26x = 19,083,121,662.05
  5. Step 5: Solve for x
    x = 19,083,121,662.05/192,466.26
  6. Step 6: Final answer
    x = 99,150.48

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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.