Home / 271,329.78-374,458.77-158,150.10

Finding the Fourth Proportional to 271,329.78, 374,458.77 and 158,150.10

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Solution

The fourth proportional to 271,329.78, 374,458.77 and 158,150.10 is: 218,260.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,329.78 : 374,458.77 = 158,150.10 : x
  2. Step 2: Convert to fraction form
    271,329.78/374,458.77 = 158,150.10/x
  3. Step 3: Cross multiply
    271,329.78x = 374,458.77 × 158,150.10
  4. Step 4: Simplify right side
    271,329.78x = 59,220,691,921.38
  5. Step 5: Solve for x
    x = 59,220,691,921.38/271,329.78
  6. Step 6: Final answer
    x = 218,260.94

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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.