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Finding the Fourth Proportional to 271,758.72, 375,014.49 and 150,907.68

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Solution

The fourth proportional to 271,758.72, 375,014.49 and 150,907.68 is: 208,245.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,758.72 : 375,014.49 = 150,907.68 : x
  2. Step 2: Convert to fraction form
    271,758.72/375,014.49 = 150,907.68/x
  3. Step 3: Cross multiply
    271,758.72x = 375,014.49 × 150,907.68
  4. Step 4: Simplify right side
    271,758.72x = 56,592,566,652.28
  5. Step 5: Solve for x
    x = 56,592,566,652.28/271,758.72
  6. Step 6: Final answer
    x = 208,245.63

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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.