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Finding the Fourth Proportional to 252,805.44, 379,061.45 and 119,684.58

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Solution

The fourth proportional to 252,805.44, 379,061.45 and 119,684.58 is: 179,457.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,805.44 : 379,061.45 = 119,684.58 : x
  2. Step 2: Convert to fraction form
    252,805.44/379,061.45 = 119,684.58/x
  3. Step 3: Cross multiply
    252,805.44x = 379,061.45 × 119,684.58
  4. Step 4: Simplify right side
    252,805.44x = 45,367,810,437.44
  5. Step 5: Solve for x
    x = 45,367,810,437.44/252,805.44
  6. Step 6: Final answer
    x = 179,457.41

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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.