Home / 271,454.85-374,640.03-156,761.46

Finding the Fourth Proportional to 271,454.85, 374,640.03 and 156,761.46

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Solution

The fourth proportional to 271,454.85, 374,640.03 and 156,761.46 is: 216,349.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,454.85 : 374,640.03 = 156,761.46 : x
  2. Step 2: Convert to fraction form
    271,454.85/374,640.03 = 156,761.46/x
  3. Step 3: Cross multiply
    271,454.85x = 374,640.03 × 156,761.46
  4. Step 4: Simplify right side
    271,454.85x = 58,729,118,077.24
  5. Step 5: Solve for x
    x = 58,729,118,077.24/271,454.85
  6. Step 6: Final answer
    x = 216,349.49

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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.