Home / 251,860.90-377,790.94-172,735.24

Finding the Fourth Proportional to 251,860.90, 377,790.94 and 172,735.24

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Solution

The fourth proportional to 251,860.90, 377,790.94 and 172,735.24 is: 259,102.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,860.90 : 377,790.94 = 172,735.24 : x
  2. Step 2: Convert to fraction form
    251,860.90/377,790.94 = 172,735.24/x
  3. Step 3: Cross multiply
    251,860.90x = 377,790.94 × 172,735.24
  4. Step 4: Simplify right side
    251,860.90x = 65,257,808,690.73
  5. Step 5: Solve for x
    x = 65,257,808,690.73/251,860.90
  6. Step 6: Final answer
    x = 259,102.58

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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.