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Finding the Fourth Proportional to 329,751.05, 494,646.62 and 93,111.57

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Solution

The fourth proportional to 329,751.05, 494,646.62 and 93,111.57 is: 139,673.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,751.05 : 494,646.62 = 93,111.57 : x
  2. Step 2: Convert to fraction form
    329,751.05/494,646.62 = 93,111.57/x
  3. Step 3: Cross multiply
    329,751.05x = 494,646.62 × 93,111.57
  4. Step 4: Simplify right side
    329,751.05x = 46,057,322,917.84
  5. Step 5: Solve for x
    x = 46,057,322,917.84/329,751.05
  6. Step 6: Final answer
    x = 139,673.02

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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.