Home / 271,116.45-374,140.70-150,275.90

Finding the Fourth Proportional to 271,116.45, 374,140.70 and 150,275.90

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Solution

The fourth proportional to 271,116.45, 374,140.70 and 150,275.90 is: 207,380.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,116.45 : 374,140.70 = 150,275.90 : x
  2. Step 2: Convert to fraction form
    271,116.45/374,140.70 = 150,275.90/x
  3. Step 3: Cross multiply
    271,116.45x = 374,140.70 × 150,275.90
  4. Step 4: Simplify right side
    271,116.45x = 56,224,327,797.05
  5. Step 5: Solve for x
    x = 56,224,327,797.05/271,116.45
  6. Step 6: Final answer
    x = 207,380.73

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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.