Home / 213,982.03-295,299.84-117,190

Finding the Fourth Proportional to 213,982.03, 295,299.84 and 117,190

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Solution

The fourth proportional to 213,982.03, 295,299.84 and 117,190 is: 161,724.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,982.03 : 295,299.84 = 117,190 : x
  2. Step 2: Convert to fraction form
    213,982.03/295,299.84 = 117,190/x
  3. Step 3: Cross multiply
    213,982.03x = 295,299.84 × 117,190
  4. Step 4: Simplify right side
    213,982.03x = 34,606,188,249.60
  5. Step 5: Solve for x
    x = 34,606,188,249.60/213,982.03
  6. Step 6: Final answer
    x = 161,724.74

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1.5x scale

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.