Home / 194,525.61-268,439.98-108,487.21

Finding the Fourth Proportional to 194,525.61, 268,439.98 and 108,487.21

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Solution

The fourth proportional to 194,525.61, 268,439.98 and 108,487.21 is: 149,709.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,525.61 : 268,439.98 = 108,487.21 : x
  2. Step 2: Convert to fraction form
    194,525.61/268,439.98 = 108,487.21/x
  3. Step 3: Cross multiply
    194,525.61x = 268,439.98 × 108,487.21
  4. Step 4: Simplify right side
    194,525.61x = 29,122,304,482.66
  5. Step 5: Solve for x
    x = 29,122,304,482.66/194,525.61
  6. Step 6: Final answer
    x = 149,709.36

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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.