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Finding the Fourth Proportional to 271,451.94, 407,029.95 and 93,944.22

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Solution

The fourth proportional to 271,451.94, 407,029.95 and 93,944.22 is: 140,865.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,451.94 : 407,029.95 = 93,944.22 : x
  2. Step 2: Convert to fraction form
    271,451.94/407,029.95 = 93,944.22/x
  3. Step 3: Cross multiply
    271,451.94x = 407,029.95 × 93,944.22
  4. Step 4: Simplify right side
    271,451.94x = 38,238,111,169.39
  5. Step 5: Solve for x
    x = 38,238,111,169.39/271,451.94
  6. Step 6: Final answer
    x = 140,865.12

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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.