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Finding the Fourth Proportional to 166,956.64, 230,266.12 and 146,770.72

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Solution

The fourth proportional to 166,956.64, 230,266.12 and 146,770.72 is: 202,425.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,956.64 : 230,266.12 = 146,770.72 : x
  2. Step 2: Convert to fraction form
    166,956.64/230,266.12 = 146,770.72/x
  3. Step 3: Cross multiply
    166,956.64x = 230,266.12 × 146,770.72
  4. Step 4: Simplify right side
    166,956.64x = 33,796,324,224.01
  5. Step 5: Solve for x
    x = 33,796,324,224.01/166,956.64
  6. Step 6: Final answer
    x = 202,425.76

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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.