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Finding the Fourth Proportional to 271,841.90, 375,154.34 and 150,983.69

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Solution

The fourth proportional to 271,841.90, 375,154.34 and 150,983.69 is: 208,364.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,841.90 : 375,154.34 = 150,983.69 : x
  2. Step 2: Convert to fraction form
    271,841.90/375,154.34 = 150,983.69/x
  3. Step 3: Cross multiply
    271,841.90x = 375,154.34 × 150,983.69
  4. Step 4: Simplify right side
    271,841.90x = 56,642,183,942.02
  5. Step 5: Solve for x
    x = 56,642,183,942.02/271,841.90
  6. Step 6: Final answer
    x = 208,364.44

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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.