Home / 248,727.25-343,246.04-135,552.43

Finding the Fourth Proportional to 248,727.25, 343,246.04 and 135,552.43

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Solution

The fourth proportional to 248,727.25, 343,246.04 and 135,552.43 is: 187,063.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,727.25 : 343,246.04 = 135,552.43 : x
  2. Step 2: Convert to fraction form
    248,727.25/343,246.04 = 135,552.43/x
  3. Step 3: Cross multiply
    248,727.25x = 343,246.04 × 135,552.43
  4. Step 4: Simplify right side
    248,727.25x = 46,527,834,809.88
  5. Step 5: Solve for x
    x = 46,527,834,809.88/248,727.25
  6. Step 6: Final answer
    x = 187,063.68

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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.