Home / 248,998-343,618.33-135,823.18

Finding the Fourth Proportional to 248,998, 343,618.33 and 135,823.18

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Solution

The fourth proportional to 248,998, 343,618.33 and 135,823.18 is: 187,436.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,998 : 343,618.33 = 135,823.18 : x
  2. Step 2: Convert to fraction form
    248,998/343,618.33 = 135,823.18/x
  3. Step 3: Cross multiply
    248,998x = 343,618.33 × 135,823.18
  4. Step 4: Simplify right side
    248,998x = 46,671,334,286.89
  5. Step 5: Solve for x
    x = 46,671,334,286.89/248,998
  6. Step 6: Final answer
    x = 187,436.58

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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.