Home / 271,420.23-374,529.69-150,531.21

Finding the Fourth Proportional to 271,420.23, 374,529.69 and 150,531.21

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Solution

The fourth proportional to 271,420.23, 374,529.69 and 150,531.21 is: 207,716.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,420.23 : 374,529.69 = 150,531.21 : x
  2. Step 2: Convert to fraction form
    271,420.23/374,529.69 = 150,531.21/x
  3. Step 3: Cross multiply
    271,420.23x = 374,529.69 × 150,531.21
  4. Step 4: Simplify right side
    271,420.23x = 56,378,407,416.62
  5. Step 5: Solve for x
    x = 56,378,407,416.62/271,420.23
  6. Step 6: Final answer
    x = 207,716.31

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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.