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Finding the Fourth Proportional to 182,992.88, 252,329.64 and 119,212.40

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Solution

The fourth proportional to 182,992.88, 252,329.64 and 119,212.40 is: 164,382.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,992.88 : 252,329.64 = 119,212.40 : x
  2. Step 2: Convert to fraction form
    182,992.88/252,329.64 = 119,212.40/x
  3. Step 3: Cross multiply
    182,992.88x = 252,329.64 × 119,212.40
  4. Step 4: Simplify right side
    182,992.88x = 30,080,821,975.54
  5. Step 5: Solve for x
    x = 30,080,821,975.54/182,992.88
  6. Step 6: Final answer
    x = 164,382.47

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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.