Home / 248,304.03-342,635.85-139,383.44

Finding the Fourth Proportional to 248,304.03, 342,635.85 and 139,383.44

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Solution

The fourth proportional to 248,304.03, 342,635.85 and 139,383.44 is: 192,335.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,304.03 : 342,635.85 = 139,383.44 : x
  2. Step 2: Convert to fraction form
    248,304.03/342,635.85 = 139,383.44/x
  3. Step 3: Cross multiply
    248,304.03x = 342,635.85 × 139,383.44
  4. Step 4: Simplify right side
    248,304.03x = 47,757,761,727.14
  5. Step 5: Solve for x
    x = 47,757,761,727.14/248,304.03
  6. Step 6: Final answer
    x = 192,335.83

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1.5x scale

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.