Home / 172,960.17-259,418.79-46,610.30

Finding the Fourth Proportional to 172,960.17, 259,418.79 and 46,610.30

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Solution

The fourth proportional to 172,960.17, 259,418.79 and 46,610.30 is: 69,909.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,960.17 : 259,418.79 = 46,610.30 : x
  2. Step 2: Convert to fraction form
    172,960.17/259,418.79 = 46,610.30/x
  3. Step 3: Cross multiply
    172,960.17x = 259,418.79 × 46,610.30
  4. Step 4: Simplify right side
    172,960.17x = 12,091,586,330.44
  5. Step 5: Solve for x
    x = 12,091,586,330.44/172,960.17
  6. Step 6: Final answer
    x = 69,909.66

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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.