Home / 178,731.01-268,096.34-45,611.27

Finding the Fourth Proportional to 178,731.01, 268,096.34 and 45,611.27

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Solution

The fourth proportional to 178,731.01, 268,096.34 and 45,611.27 is: 68,416.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,731.01 : 268,096.34 = 45,611.27 : x
  2. Step 2: Convert to fraction form
    178,731.01/268,096.34 = 45,611.27/x
  3. Step 3: Cross multiply
    178,731.01x = 268,096.34 × 45,611.27
  4. Step 4: Simplify right side
    178,731.01x = 12,228,214,549.75
  5. Step 5: Solve for x
    x = 12,228,214,549.75/178,731.01
  6. Step 6: Final answer
    x = 68,416.86

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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.