Home / 251,814.30-377,583.21-172,948.38

Finding the Fourth Proportional to 251,814.30, 377,583.21 and 172,948.38

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Solution

The fourth proportional to 251,814.30, 377,583.21 and 172,948.38 is: 259,327.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,814.30 : 377,583.21 = 172,948.38 : x
  2. Step 2: Convert to fraction form
    251,814.30/377,583.21 = 172,948.38/x
  3. Step 3: Cross multiply
    251,814.30x = 377,583.21 × 172,948.38
  4. Step 4: Simplify right side
    251,814.30x = 65,302,404,484.70
  5. Step 5: Solve for x
    x = 65,302,404,484.70/251,814.30
  6. Step 6: Final answer
    x = 259,327.63

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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.