Home / 271,195.64-374,253.37-156,498.09

Finding the Fourth Proportional to 271,195.64, 374,253.37 and 156,498.09

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Solution

The fourth proportional to 271,195.64, 374,253.37 and 156,498.09 is: 215,969.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,195.64 : 374,253.37 = 156,498.09 : x
  2. Step 2: Convert to fraction form
    271,195.64/374,253.37 = 156,498.09/x
  3. Step 3: Cross multiply
    271,195.64x = 374,253.37 × 156,498.09
  4. Step 4: Simplify right side
    271,195.64x = 58,569,938,771.84
  5. Step 5: Solve for x
    x = 58,569,938,771.84/271,195.64
  6. Step 6: Final answer
    x = 215,969.32

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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.