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Finding the Fourth Proportional to 174,175.10, 260,873.85 and 134,420.30

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Solution

The fourth proportional to 174,175.10, 260,873.85 and 134,420.30 is: 201,330.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,175.10 : 260,873.85 = 134,420.30 : x
  2. Step 2: Convert to fraction form
    174,175.10/260,873.85 = 134,420.30/x
  3. Step 3: Cross multiply
    174,175.10x = 260,873.85 × 134,420.30
  4. Step 4: Simplify right side
    174,175.10x = 35,066,741,179.16
  5. Step 5: Solve for x
    x = 35,066,741,179.16/174,175.10
  6. Step 6: Final answer
    x = 201,330.39

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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.