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Finding the Fourth Proportional to 271,351.08, 407,088.62 and 93,857.94

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Solution

The fourth proportional to 271,351.08, 407,088.62 and 93,857.94 is: 140,808.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,351.08 : 407,088.62 = 93,857.94 : x
  2. Step 2: Convert to fraction form
    271,351.08/407,088.62 = 93,857.94/x
  3. Step 3: Cross multiply
    271,351.08x = 407,088.62 × 93,857.94
  4. Step 4: Simplify right side
    271,351.08x = 38,208,498,801.35
  5. Step 5: Solve for x
    x = 38,208,498,801.35/271,351.08
  6. Step 6: Final answer
    x = 140,808.35

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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.