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Finding the Fourth Proportional to 169,344.09, 254,025.86 and 51,003.09

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Solution

The fourth proportional to 169,344.09, 254,025.86 and 51,003.09 is: 76,507.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,344.09 : 254,025.86 = 51,003.09 : x
  2. Step 2: Convert to fraction form
    169,344.09/254,025.86 = 51,003.09/x
  3. Step 3: Cross multiply
    169,344.09x = 254,025.86 × 51,003.09
  4. Step 4: Simplify right side
    169,344.09x = 12,956,103,544.89
  5. Step 5: Solve for x
    x = 12,956,103,544.89/169,344.09
  6. Step 6: Final answer
    x = 76,507.56

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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.