Home / 194,509.31-268,427.60-108,467.46

Finding the Fourth Proportional to 194,509.31, 268,427.60 and 108,467.46

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Solution

The fourth proportional to 194,509.31, 268,427.60 and 108,467.46 is: 149,687.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,509.31 : 268,427.60 = 108,467.46 : x
  2. Step 2: Convert to fraction form
    194,509.31/268,427.60 = 108,467.46/x
  3. Step 3: Cross multiply
    194,509.31x = 268,427.60 × 108,467.46
  4. Step 4: Simplify right side
    194,509.31x = 29,115,659,965.90
  5. Step 5: Solve for x
    x = 29,115,659,965.90/194,509.31
  6. Step 6: Final answer
    x = 149,687.74

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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.