Home / 178,431.48-267,647.68-60,185.80

Finding the Fourth Proportional to 178,431.48, 267,647.68 and 60,185.80

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Solution

The fourth proportional to 178,431.48, 267,647.68 and 60,185.80 is: 90,278.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,431.48 : 267,647.68 = 60,185.80 : x
  2. Step 2: Convert to fraction form
    178,431.48/267,647.68 = 60,185.80/x
  3. Step 3: Cross multiply
    178,431.48x = 267,647.68 × 60,185.80
  4. Step 4: Simplify right side
    178,431.48x = 16,108,589,738.94
  5. Step 5: Solve for x
    x = 16,108,589,738.94/178,431.48
  6. Step 6: Final answer
    x = 90,278.86

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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.