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Finding the Fourth Proportional to 192,004.61, 264,965.92 and 111,479.27

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Solution

The fourth proportional to 192,004.61, 264,965.92 and 111,479.27 is: 153,841.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,004.61 : 264,965.92 = 111,479.27 : x
  2. Step 2: Convert to fraction form
    192,004.61/264,965.92 = 111,479.27/x
  3. Step 3: Cross multiply
    192,004.61x = 264,965.92 × 111,479.27
  4. Step 4: Simplify right side
    192,004.61x = 29,538,205,732.95
  5. Step 5: Solve for x
    x = 29,538,205,732.95/192,004.61
  6. Step 6: Final answer
    x = 153,841.13

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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.