Home / 169,110.39-253,704.48-50,783.97

Finding the Fourth Proportional to 169,110.39, 253,704.48 and 50,783.97

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Solution

The fourth proportional to 169,110.39, 253,704.48 and 50,783.97 is: 76,187.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,110.39 : 253,704.48 = 50,783.97 : x
  2. Step 2: Convert to fraction form
    169,110.39/253,704.48 = 50,783.97/x
  3. Step 3: Cross multiply
    169,110.39x = 253,704.48 × 50,783.97
  4. Step 4: Simplify right side
    169,110.39x = 12,884,120,701.19
  5. Step 5: Solve for x
    x = 12,884,120,701.19/169,110.39
  6. Step 6: Final answer
    x = 76,187.64

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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.