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Finding the Fourth Proportional to 336,752.64, 505,212.18 and 100,094.31

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Solution

The fourth proportional to 336,752.64, 505,212.18 and 100,094.31 is: 150,166.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,752.64 : 505,212.18 = 100,094.31 : x
  2. Step 2: Convert to fraction form
    336,752.64/505,212.18 = 100,094.31/x
  3. Step 3: Cross multiply
    336,752.64x = 505,212.18 × 100,094.31
  4. Step 4: Simplify right side
    336,752.64x = 50,568,864,560.70
  5. Step 5: Solve for x
    x = 50,568,864,560.70/336,752.64
  6. Step 6: Final answer
    x = 150,166.20

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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.