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Finding the Fourth Proportional to 271,636.01, 407,204.56 and 94,018.81

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Solution

The fourth proportional to 271,636.01, 407,204.56 and 94,018.81 is: 140,941.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,636.01 : 407,204.56 = 94,018.81 : x
  2. Step 2: Convert to fraction form
    271,636.01/407,204.56 = 94,018.81/x
  3. Step 3: Cross multiply
    271,636.01x = 407,204.56 × 94,018.81
  4. Step 4: Simplify right side
    271,636.01x = 38,284,887,257.29
  5. Step 5: Solve for x
    x = 38,284,887,257.29/271,636.01
  6. Step 6: Final answer
    x = 140,941.87

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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.