Home / 271,682.55-374,918.35-155,395.23

Finding the Fourth Proportional to 271,682.55, 374,918.35 and 155,395.23

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Solution

The fourth proportional to 271,682.55, 374,918.35 and 155,395.23 is: 214,443.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,682.55 : 374,918.35 = 155,395.23 : x
  2. Step 2: Convert to fraction form
    271,682.55/374,918.35 = 155,395.23/x
  3. Step 3: Cross multiply
    271,682.55x = 374,918.35 × 155,395.23
  4. Step 4: Simplify right side
    271,682.55x = 58,260,524,944.41
  5. Step 5: Solve for x
    x = 58,260,524,944.41/271,682.55
  6. Step 6: Final answer
    x = 214,443.38

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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.