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Finding the Fourth Proportional to 227,463.58, 341,239.10 and 87,211.27

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Solution

The fourth proportional to 227,463.58, 341,239.10 and 87,211.27 is: 130,833.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,463.58 : 341,239.10 = 87,211.27 : x
  2. Step 2: Convert to fraction form
    227,463.58/341,239.10 = 87,211.27/x
  3. Step 3: Cross multiply
    227,463.58x = 341,239.10 × 87,211.27
  4. Step 4: Simplify right side
    227,463.58x = 29,759,894,091.52
  5. Step 5: Solve for x
    x = 29,759,894,091.52/227,463.58
  6. Step 6: Final answer
    x = 130,833.67

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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.