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Finding the Fourth Proportional to 178,418.22, 246,217.48 and 97,846.30

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Solution

The fourth proportional to 178,418.22, 246,217.48 and 97,846.30 is: 135,028.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,418.22 : 246,217.48 = 97,846.30 : x
  2. Step 2: Convert to fraction form
    178,418.22/246,217.48 = 97,846.30/x
  3. Step 3: Cross multiply
    178,418.22x = 246,217.48 × 97,846.30
  4. Step 4: Simplify right side
    178,418.22x = 24,091,469,413.32
  5. Step 5: Solve for x
    x = 24,091,469,413.32/178,418.22
  6. Step 6: Final answer
    x = 135,028.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.