Home / 250,961.09-346,174.16-148,919.31

Finding the Fourth Proportional to 250,961.09, 346,174.16 and 148,919.31

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Solution

The fourth proportional to 250,961.09, 346,174.16 and 148,919.31 is: 205,418.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,961.09 : 346,174.16 = 148,919.31 : x
  2. Step 2: Convert to fraction form
    250,961.09/346,174.16 = 148,919.31/x
  3. Step 3: Cross multiply
    250,961.09x = 346,174.16 × 148,919.31
  4. Step 4: Simplify right side
    250,961.09x = 51,552,016,302.43
  5. Step 5: Solve for x
    x = 51,552,016,302.43/250,961.09
  6. Step 6: Final answer
    x = 205,418.37

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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.