Home / 194,263.98-268,080.25-108,222.84

Finding the Fourth Proportional to 194,263.98, 268,080.25 and 108,222.84

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Solution

The fourth proportional to 194,263.98, 268,080.25 and 108,222.84 is: 149,345.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,263.98 : 268,080.25 = 108,222.84 : x
  2. Step 2: Convert to fraction form
    194,263.98/268,080.25 = 108,222.84/x
  3. Step 3: Cross multiply
    194,263.98x = 268,080.25 × 108,222.84
  4. Step 4: Simplify right side
    194,263.98x = 29,012,405,732.35
  5. Step 5: Solve for x
    x = 29,012,405,732.35/194,263.98
  6. Step 6: Final answer
    x = 149,345.27

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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.