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Finding the Fourth Proportional to 174,175.60, 260,874.60 and 134,420.80

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Solution

The fourth proportional to 174,175.60, 260,874.60 and 134,420.80 is: 201,331.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,175.60 : 260,874.60 = 134,420.80 : x
  2. Step 2: Convert to fraction form
    174,175.60/260,874.60 = 134,420.80/x
  3. Step 3: Cross multiply
    174,175.60x = 260,874.60 × 134,420.80
  4. Step 4: Simplify right side
    174,175.60x = 35,066,972,431.68
  5. Step 5: Solve for x
    x = 35,066,972,431.68/174,175.60
  6. Step 6: Final answer
    x = 201,331.14

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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.