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Finding the Fourth Proportional to 178,224.84, 267,755.36 and 168,137.10

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Solution

The fourth proportional to 178,224.84, 267,755.36 and 168,137.10 is: 252,600.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,224.84 : 267,755.36 = 168,137.10 : x
  2. Step 2: Convert to fraction form
    178,224.84/267,755.36 = 168,137.10/x
  3. Step 3: Cross multiply
    178,224.84x = 267,755.36 × 168,137.10
  4. Step 4: Simplify right side
    178,224.84x = 45,019,609,739.86
  5. Step 5: Solve for x
    x = 45,019,609,739.86/178,224.84
  6. Step 6: Final answer
    x = 252,600.09

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1.5x scale

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.