Home / 192,121.41-265,131.63-106,080.15

Finding the Fourth Proportional to 192,121.41, 265,131.63 and 106,080.15

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Solution

The fourth proportional to 192,121.41, 265,131.63 and 106,080.15 is: 146,392.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,121.41 : 265,131.63 = 106,080.15 : x
  2. Step 2: Convert to fraction form
    192,121.41/265,131.63 = 106,080.15/x
  3. Step 3: Cross multiply
    192,121.41x = 265,131.63 × 106,080.15
  4. Step 4: Simplify right side
    192,121.41x = 28,125,203,080.14
  5. Step 5: Solve for x
    x = 28,125,203,080.14/192,121.41
  6. Step 6: Final answer
    x = 146,392.86

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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.