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Finding the Fourth Proportional to 271,658.88, 407,488.48 and 94,165.92

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Solution

The fourth proportional to 271,658.88, 407,488.48 and 94,165.92 is: 141,248.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,658.88 : 407,488.48 = 94,165.92 : x
  2. Step 2: Convert to fraction form
    271,658.88/407,488.48 = 94,165.92/x
  3. Step 3: Cross multiply
    271,658.88x = 407,488.48 × 94,165.92
  4. Step 4: Simplify right side
    271,658.88x = 38,371,527,608.60
  5. Step 5: Solve for x
    x = 38,371,527,608.60/271,658.88
  6. Step 6: Final answer
    x = 141,248.94

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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.