Home / 194,367.89-268,219.41-108,322.30

Finding the Fourth Proportional to 194,367.89, 268,219.41 and 108,322.30

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Solution

The fourth proportional to 194,367.89, 268,219.41 and 108,322.30 is: 149,480.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,367.89 : 268,219.41 = 108,322.30 : x
  2. Step 2: Convert to fraction form
    194,367.89/268,219.41 = 108,322.30/x
  3. Step 3: Cross multiply
    194,367.89x = 268,219.41 × 108,322.30
  4. Step 4: Simplify right side
    194,367.89x = 29,054,143,395.84
  5. Step 5: Solve for x
    x = 29,054,143,395.84/194,367.89
  6. Step 6: Final answer
    x = 149,480.16

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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.