Home / 247,286.80-341,256.18-134,109.64

Finding the Fourth Proportional to 247,286.80, 341,256.18 and 134,109.64

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Solution

The fourth proportional to 247,286.80, 341,256.18 and 134,109.64 is: 185,071.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,286.80 : 341,256.18 = 134,109.64 : x
  2. Step 2: Convert to fraction form
    247,286.80/341,256.18 = 134,109.64/x
  3. Step 3: Cross multiply
    247,286.80x = 341,256.18 × 134,109.64
  4. Step 4: Simplify right side
    247,286.80x = 45,765,743,447.58
  5. Step 5: Solve for x
    x = 45,765,743,447.58/247,286.80
  6. Step 6: Final answer
    x = 185,071.52

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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.