Home / 213,927.21-295,208.31-117,112.52

Finding the Fourth Proportional to 213,927.21, 295,208.31 and 117,112.52

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Solution

The fourth proportional to 213,927.21, 295,208.31 and 117,112.52 is: 161,609.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,927.21 : 295,208.31 = 117,112.52 : x
  2. Step 2: Convert to fraction form
    213,927.21/295,208.31 = 117,112.52/x
  3. Step 3: Cross multiply
    213,927.21x = 295,208.31 × 117,112.52
  4. Step 4: Simplify right side
    213,927.21x = 34,572,589,109.04
  5. Step 5: Solve for x
    x = 34,572,589,109.04/213,927.21
  6. Step 6: Final answer
    x = 161,609.12

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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.