Home / 271,416.35-374,571.70-156,716.16

Finding the Fourth Proportional to 271,416.35, 374,571.70 and 156,716.16

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Solution

The fourth proportional to 271,416.35, 374,571.70 and 156,716.16 is: 216,278.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,416.35 : 374,571.70 = 156,716.16 : x
  2. Step 2: Convert to fraction form
    271,416.35/374,571.70 = 156,716.16/x
  3. Step 3: Cross multiply
    271,416.35x = 374,571.70 × 156,716.16
  4. Step 4: Simplify right side
    271,416.35x = 58,701,438,468.67
  5. Step 5: Solve for x
    x = 58,701,438,468.67/271,416.35
  6. Step 6: Final answer
    x = 216,278.20

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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.