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Finding the Fourth Proportional to 271,791.40, 375,064.98 and 150,928.84

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Solution

The fourth proportional to 271,791.40, 375,064.98 and 150,928.84 is: 208,277.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,791.40 : 375,064.98 = 150,928.84 : x
  2. Step 2: Convert to fraction form
    271,791.40/375,064.98 = 150,928.84/x
  3. Step 3: Cross multiply
    271,791.40x = 375,064.98 × 150,928.84
  4. Step 4: Simplify right side
    271,791.40x = 56,608,122,356.02
  5. Step 5: Solve for x
    x = 56,608,122,356.02/271,791.40
  6. Step 6: Final answer
    x = 208,277.83

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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.