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Finding the Fourth Proportional to 329,751.16, 494,647.38 and 93,112.08

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Solution

The fourth proportional to 329,751.16, 494,647.38 and 93,112.08 is: 139,673.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,751.16 : 494,647.38 = 93,112.08 : x
  2. Step 2: Convert to fraction form
    329,751.16/494,647.38 = 93,112.08/x
  3. Step 3: Cross multiply
    329,751.16x = 494,647.38 × 93,112.08
  4. Step 4: Simplify right side
    329,751.16x = 46,057,646,418.35
  5. Step 5: Solve for x
    x = 46,057,646,418.35/329,751.16
  6. Step 6: Final answer
    x = 139,673.95

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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.