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Finding the Fourth Proportional to 271,596.52, 374,836.38 and 156,875.03

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Solution

The fourth proportional to 271,596.52, 374,836.38 and 156,875.03 is: 216,506.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,596.52 : 374,836.38 = 156,875.03 : x
  2. Step 2: Convert to fraction form
    271,596.52/374,836.38 = 156,875.03/x
  3. Step 3: Cross multiply
    271,596.52x = 374,836.38 × 156,875.03
  4. Step 4: Simplify right side
    271,596.52x = 58,802,468,572.93
  5. Step 5: Solve for x
    x = 58,802,468,572.93/271,596.52
  6. Step 6: Final answer
    x = 216,506.71

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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.