Home / 261,728.94-361,093.96-171,137.93

Finding the Fourth Proportional to 261,728.94, 361,093.96 and 171,137.93

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Solution

The fourth proportional to 261,728.94, 361,093.96 and 171,137.93 is: 236,110.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,728.94 : 361,093.96 = 171,137.93 : x
  2. Step 2: Convert to fraction form
    261,728.94/361,093.96 = 171,137.93/x
  3. Step 3: Cross multiply
    261,728.94x = 361,093.96 × 171,137.93
  4. Step 4: Simplify right side
    261,728.94x = 61,796,873,324.79
  5. Step 5: Solve for x
    x = 61,796,873,324.79/261,728.94
  6. Step 6: Final answer
    x = 236,110.20

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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.