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Finding the Fourth Proportional to 271,718.87, 374,983.76 and 150,860.16

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Solution

The fourth proportional to 271,718.87, 374,983.76 and 150,860.16 is: 208,193.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,718.87 : 374,983.76 = 150,860.16 : x
  2. Step 2: Convert to fraction form
    271,718.87/374,983.76 = 150,860.16/x
  3. Step 3: Cross multiply
    271,718.87x = 374,983.76 × 150,860.16
  4. Step 4: Simplify right side
    271,718.87x = 56,570,110,408.15
  5. Step 5: Solve for x
    x = 56,570,110,408.15/271,718.87
  6. Step 6: Final answer
    x = 208,193.53

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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.