Home / 251,227.78-346,709.85-143,795.35

Finding the Fourth Proportional to 251,227.78, 346,709.85 and 143,795.35

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Solution

The fourth proportional to 251,227.78, 346,709.85 and 143,795.35 is: 198,446.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,227.78 : 346,709.85 = 143,795.35 : x
  2. Step 2: Convert to fraction form
    251,227.78/346,709.85 = 143,795.35/x
  3. Step 3: Cross multiply
    251,227.78x = 346,709.85 × 143,795.35
  4. Step 4: Simplify right side
    251,227.78x = 49,855,264,229.20
  5. Step 5: Solve for x
    x = 49,855,264,229.20/251,227.78
  6. Step 6: Final answer
    x = 198,446.46

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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.