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Finding the Fourth Proportional to 178,255.03, 267,416.26 and 71,647.29

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Solution

The fourth proportional to 178,255.03, 267,416.26 and 71,647.29 is: 107,484.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,255.03 : 267,416.26 = 71,647.29 : x
  2. Step 2: Convert to fraction form
    178,255.03/267,416.26 = 71,647.29/x
  3. Step 3: Cross multiply
    178,255.03x = 267,416.26 × 71,647.29
  4. Step 4: Simplify right side
    178,255.03x = 19,159,648,993.85
  5. Step 5: Solve for x
    x = 19,159,648,993.85/178,255.03
  6. Step 6: Final answer
    x = 107,484.48

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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.