Home / 179,185.12-268,816.55-54,522.88

Finding the Fourth Proportional to 179,185.12, 268,816.55 and 54,522.88

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Solution

The fourth proportional to 179,185.12, 268,816.55 and 54,522.88 is: 81,796.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,185.12 : 268,816.55 = 54,522.88 : x
  2. Step 2: Convert to fraction form
    179,185.12/268,816.55 = 54,522.88/x
  3. Step 3: Cross multiply
    179,185.12x = 268,816.55 × 54,522.88
  4. Step 4: Simplify right side
    179,185.12x = 14,656,652,497.66
  5. Step 5: Solve for x
    x = 14,656,652,497.66/179,185.12
  6. Step 6: Final answer
    x = 81,796.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.