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Finding the Fourth Proportional to 213,960.03, 295,269.48 and 117,168

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Solution

The fourth proportional to 213,960.03, 295,269.48 and 117,168 is: 161,694.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,960.03 : 295,269.48 = 117,168 : x
  2. Step 2: Convert to fraction form
    213,960.03/295,269.48 = 117,168/x
  3. Step 3: Cross multiply
    213,960.03x = 295,269.48 × 117,168
  4. Step 4: Simplify right side
    213,960.03x = 34,596,134,432.64
  5. Step 5: Solve for x
    x = 34,596,134,432.64/213,960.03
  6. Step 6: Final answer
    x = 161,694.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.