Home / 251,239.86-346,740.89-143,844.57

Finding the Fourth Proportional to 251,239.86, 346,740.89 and 143,844.57

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Solution

The fourth proportional to 251,239.86, 346,740.89 and 143,844.57 is: 198,522.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,239.86 : 346,740.89 = 143,844.57 : x
  2. Step 2: Convert to fraction form
    251,239.86/346,740.89 = 143,844.57/x
  3. Step 3: Cross multiply
    251,239.86x = 346,740.89 × 143,844.57
  4. Step 4: Simplify right side
    251,239.86x = 49,876,793,504.24
  5. Step 5: Solve for x
    x = 49,876,793,504.24/251,239.86
  6. Step 6: Final answer
    x = 198,522.61

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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.