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Finding the Fourth Proportional to 271,550.53, 407,461.47 and 121,897.36

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Solution

The fourth proportional to 271,550.53, 407,461.47 and 121,897.36 is: 182,906.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,550.53 : 407,461.47 = 121,897.36 : x
  2. Step 2: Convert to fraction form
    271,550.53/407,461.47 = 121,897.36/x
  3. Step 3: Cross multiply
    271,550.53x = 407,461.47 × 121,897.36
  4. Step 4: Simplify right side
    271,550.53x = 49,668,477,494.72
  5. Step 5: Solve for x
    x = 49,668,477,494.72/271,550.53
  6. Step 6: Final answer
    x = 182,906.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.