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Finding the Fourth Proportional to 271,056.78, 373,935.69 and 163,592.46

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Solution

The fourth proportional to 271,056.78, 373,935.69 and 163,592.46 is: 225,683.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,056.78 : 373,935.69 = 163,592.46 : x
  2. Step 2: Convert to fraction form
    271,056.78/373,935.69 = 163,592.46/x
  3. Step 3: Cross multiply
    271,056.78x = 373,935.69 × 163,592.46
  4. Step 4: Simplify right side
    271,056.78x = 61,173,059,408.90
  5. Step 5: Solve for x
    x = 61,173,059,408.90/271,056.78
  6. Step 6: Final answer
    x = 225,683.56

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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.