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Finding the Fourth Proportional to 192,003.48, 264,964.37 and 111,478.14

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Solution

The fourth proportional to 192,003.48, 264,964.37 and 111,478.14 is: 153,839.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,003.48 : 264,964.37 = 111,478.14 : x
  2. Step 2: Convert to fraction form
    192,003.48/264,964.37 = 111,478.14/x
  3. Step 3: Cross multiply
    192,003.48x = 264,964.37 × 111,478.14
  4. Step 4: Simplify right side
    192,003.48x = 29,537,734,576.48
  5. Step 5: Solve for x
    x = 29,537,734,576.48/192,003.48
  6. Step 6: Final answer
    x = 153,839.58

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1.5x scale

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.