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Finding the Fourth Proportional to 158,586.26, 237,879.39 and 53,396.42

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Solution

The fourth proportional to 158,586.26, 237,879.39 and 53,396.42 is: 80,094.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,586.26 : 237,879.39 = 53,396.42 : x
  2. Step 2: Convert to fraction form
    158,586.26/237,879.39 = 53,396.42/x
  3. Step 3: Cross multiply
    158,586.26x = 237,879.39 × 53,396.42
  4. Step 4: Simplify right side
    158,586.26x = 12,701,907,817.78
  5. Step 5: Solve for x
    x = 12,701,907,817.78/158,586.26
  6. Step 6: Final answer
    x = 80,094.63

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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.