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Finding the Fourth Proportional to 271,653.91, 407,388.58 and 94,119.48

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Solution

The fourth proportional to 271,653.91, 407,388.58 and 94,119.48 is: 141,147.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,653.91 : 407,388.58 = 94,119.48 : x
  2. Step 2: Convert to fraction form
    271,653.91/407,388.58 = 94,119.48/x
  3. Step 3: Cross multiply
    271,653.91x = 407,388.58 × 94,119.48
  4. Step 4: Simplify right side
    271,653.91x = 38,343,201,072.24
  5. Step 5: Solve for x
    x = 38,343,201,072.24/271,653.91
  6. Step 6: Final answer
    x = 141,147.25

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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.