Home / 248,799.41-343,343.19-135,622.16

Finding the Fourth Proportional to 248,799.41, 343,343.19 and 135,622.16

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Solution

The fourth proportional to 248,799.41, 343,343.19 and 135,622.16 is: 187,158.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,799.41 : 343,343.19 = 135,622.16 : x
  2. Step 2: Convert to fraction form
    248,799.41/343,343.19 = 135,622.16/x
  3. Step 3: Cross multiply
    248,799.41x = 343,343.19 × 135,622.16
  4. Step 4: Simplify right side
    248,799.41x = 46,564,945,049.09
  5. Step 5: Solve for x
    x = 46,564,945,049.09/248,799.41
  6. Step 6: Final answer
    x = 187,158.58

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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.