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Finding the Fourth Proportional to 335,363.76, 503,107.74 and 110,739.78

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Solution

The fourth proportional to 335,363.76, 503,107.74 and 110,739.78 is: 166,130.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,363.76 : 503,107.74 = 110,739.78 : x
  2. Step 2: Convert to fraction form
    335,363.76/503,107.74 = 110,739.78/x
  3. Step 3: Cross multiply
    335,363.76x = 503,107.74 × 110,739.78
  4. Step 4: Simplify right side
    335,363.76x = 55,714,040,443.90
  5. Step 5: Solve for x
    x = 55,714,040,443.90/335,363.76
  6. Step 6: Final answer
    x = 166,130.18

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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.