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Finding the Fourth Proportional to 271,067.78, 374,075.73 and 150,211.08

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Solution

The fourth proportional to 271,067.78, 374,075.73 and 150,211.08 is: 207,292.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,067.78 : 374,075.73 = 150,211.08 : x
  2. Step 2: Convert to fraction form
    271,067.78/374,075.73 = 150,211.08/x
  3. Step 3: Cross multiply
    271,067.78x = 374,075.73 × 150,211.08
  4. Step 4: Simplify right side
    271,067.78x = 56,190,316,783.65
  5. Step 5: Solve for x
    x = 56,190,316,783.65/271,067.78
  6. Step 6: Final answer
    x = 207,292.50

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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.