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Finding the Fourth Proportional to 271,788.39, 375,055.38 and 150,937.38

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Solution

The fourth proportional to 271,788.39, 375,055.38 and 150,937.38 is: 208,286.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,788.39 : 375,055.38 = 150,937.38 : x
  2. Step 2: Convert to fraction form
    271,788.39/375,055.38 = 150,937.38/x
  3. Step 3: Cross multiply
    271,788.39x = 375,055.38 × 150,937.38
  4. Step 4: Simplify right side
    271,788.39x = 56,609,876,412.10
  5. Step 5: Solve for x
    x = 56,609,876,412.10/271,788.39
  6. Step 6: Final answer
    x = 208,286.59

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1.5x scale

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.