Home / 172,980.36-259,497.68-46,625.56

Finding the Fourth Proportional to 172,980.36, 259,497.68 and 46,625.56

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Solution

The fourth proportional to 172,980.36, 259,497.68 and 46,625.56 is: 69,945.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,980.36 : 259,497.68 = 46,625.56 : x
  2. Step 2: Convert to fraction form
    172,980.36/259,497.68 = 46,625.56/x
  3. Step 3: Cross multiply
    172,980.36x = 259,497.68 × 46,625.56
  4. Step 4: Simplify right side
    172,980.36x = 12,099,223,766.83
  5. Step 5: Solve for x
    x = 12,099,223,766.83/172,980.36
  6. Step 6: Final answer
    x = 69,945.65

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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.