Home / 254,051.39-381,141.14-179,317.49

Finding the Fourth Proportional to 254,051.39, 381,141.14 and 179,317.49

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Solution

The fourth proportional to 254,051.39, 381,141.14 and 179,317.49 is: 269,021.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,051.39 : 381,141.14 = 179,317.49 : x
  2. Step 2: Convert to fraction form
    254,051.39/381,141.14 = 179,317.49/x
  3. Step 3: Cross multiply
    254,051.39x = 381,141.14 × 179,317.49
  4. Step 4: Simplify right side
    254,051.39x = 68,345,269,758.25
  5. Step 5: Solve for x
    x = 68,345,269,758.25/254,051.39
  6. Step 6: Final answer
    x = 269,021.44

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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.