Home / 251,171.69-346,623.17-143,776.35

Finding the Fourth Proportional to 251,171.69, 346,623.17 and 143,776.35

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Solution

The fourth proportional to 251,171.69, 346,623.17 and 143,776.35 is: 198,414.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,171.69 : 346,623.17 = 143,776.35 : x
  2. Step 2: Convert to fraction form
    251,171.69/346,623.17 = 143,776.35/x
  3. Step 3: Cross multiply
    251,171.69x = 346,623.17 × 143,776.35
  4. Step 4: Simplify right side
    251,171.69x = 49,836,213,489.15
  5. Step 5: Solve for x
    x = 49,836,213,489.15/251,171.69
  6. Step 6: Final answer
    x = 198,414.93

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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.