Home / 192,283.20-264,975.92-138,466.52

Finding the Fourth Proportional to 192,283.20, 264,975.92 and 138,466.52

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Solution

The fourth proportional to 192,283.20, 264,975.92 and 138,466.52 is: 190,813.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,283.20 : 264,975.92 = 138,466.52 : x
  2. Step 2: Convert to fraction form
    192,283.20/264,975.92 = 138,466.52/x
  3. Step 3: Cross multiply
    192,283.20x = 264,975.92 × 138,466.52
  4. Step 4: Simplify right side
    192,283.20x = 36,690,293,526.20
  5. Step 5: Solve for x
    x = 36,690,293,526.20/192,283.20
  6. Step 6: Final answer
    x = 190,813.83

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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.