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Finding the Fourth Proportional to 179,473.44, 268,956.04 and 99,546.46

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Solution

The fourth proportional to 179,473.44, 268,956.04 and 99,546.46 is: 149,178.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,473.44 : 268,956.04 = 99,546.46 : x
  2. Step 2: Convert to fraction form
    179,473.44/268,956.04 = 99,546.46/x
  3. Step 3: Cross multiply
    179,473.44x = 268,956.04 × 99,546.46
  4. Step 4: Simplify right side
    179,473.44x = 26,773,621,677.62
  5. Step 5: Solve for x
    x = 26,773,621,677.62/179,473.44
  6. Step 6: Final answer
    x = 149,178.74

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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.