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Finding the Fourth Proportional to 252,818.88, 379,081.62 and 119,698.02

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Solution

The fourth proportional to 252,818.88, 379,081.62 and 119,698.02 is: 179,477.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,818.88 : 379,081.62 = 119,698.02 : x
  2. Step 2: Convert to fraction form
    252,818.88/379,081.62 = 119,698.02/x
  3. Step 3: Cross multiply
    252,818.88x = 379,081.62 × 119,698.02
  4. Step 4: Simplify right side
    252,818.88x = 45,375,319,332.39
  5. Step 5: Solve for x
    x = 45,375,319,332.39/252,818.88
  6. Step 6: Final answer
    x = 179,477.57

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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.