Home / 271,314.28-374,437.38-158,134.60

Finding the Fourth Proportional to 271,314.28, 374,437.38 and 158,134.60

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Solution

The fourth proportional to 271,314.28, 374,437.38 and 158,134.60 is: 218,239.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,314.28 : 374,437.38 = 158,134.60 : x
  2. Step 2: Convert to fraction form
    271,314.28/374,437.38 = 158,134.60/x
  3. Step 3: Cross multiply
    271,314.28x = 374,437.38 × 158,134.60
  4. Step 4: Simplify right side
    271,314.28x = 59,211,505,311.35
  5. Step 5: Solve for x
    x = 59,211,505,311.35/271,314.28
  6. Step 6: Final answer
    x = 218,239.55

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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.