Home / 251,382.92-346,810.28-143,895.51

Finding the Fourth Proportional to 251,382.92, 346,810.28 and 143,895.51

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Solution

The fourth proportional to 251,382.92, 346,810.28 and 143,895.51 is: 198,519.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,382.92 : 346,810.28 = 143,895.51 : x
  2. Step 2: Convert to fraction form
    251,382.92/346,810.28 = 143,895.51/x
  3. Step 3: Cross multiply
    251,382.92x = 346,810.28 × 143,895.51
  4. Step 4: Simplify right side
    251,382.92x = 49,904,441,394.37
  5. Step 5: Solve for x
    x = 49,904,441,394.37/251,382.92
  6. Step 6: Final answer
    x = 198,519.62

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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.