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Finding the Fourth Proportional to 254,279.85, 380,954.62 and 119,095.71

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Solution

The fourth proportional to 254,279.85, 380,954.62 and 119,095.71 is: 178,425.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,279.85 : 380,954.62 = 119,095.71 : x
  2. Step 2: Convert to fraction form
    254,279.85/380,954.62 = 119,095.71/x
  3. Step 3: Cross multiply
    254,279.85x = 380,954.62 × 119,095.71
  4. Step 4: Simplify right side
    254,279.85x = 45,370,060,946.68
  5. Step 5: Solve for x
    x = 45,370,060,946.68/254,279.85
  6. Step 6: Final answer
    x = 178,425.70

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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.