Home / 271,936.48-375,269.88-151,078

Finding the Fourth Proportional to 271,936.48, 375,269.88 and 151,078

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Solution

The fourth proportional to 271,936.48, 375,269.88 and 151,078 is: 208,486.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,936.48 : 375,269.88 = 151,078 : x
  2. Step 2: Convert to fraction form
    271,936.48/375,269.88 = 151,078/x
  3. Step 3: Cross multiply
    271,936.48x = 375,269.88 × 151,078
  4. Step 4: Simplify right side
    271,936.48x = 56,695,022,930.64
  5. Step 5: Solve for x
    x = 56,695,022,930.64/271,936.48
  6. Step 6: Final answer
    x = 208,486.27

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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.