Home / 195,214.36-269,393.93-109,172.39

Finding the Fourth Proportional to 195,214.36, 269,393.93 and 109,172.39

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Solution

The fourth proportional to 195,214.36, 269,393.93 and 109,172.39 is: 150,656.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,214.36 : 269,393.93 = 109,172.39 : x
  2. Step 2: Convert to fraction form
    195,214.36/269,393.93 = 109,172.39/x
  3. Step 3: Cross multiply
    195,214.36x = 269,393.93 × 109,172.39
  4. Step 4: Simplify right side
    195,214.36x = 29,410,379,189.59
  5. Step 5: Solve for x
    x = 29,410,379,189.59/195,214.36
  6. Step 6: Final answer
    x = 150,656.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.