Home / 213,922.76-295,201.69-117,107.89

Finding the Fourth Proportional to 213,922.76, 295,201.69 and 117,107.89

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Solution

The fourth proportional to 213,922.76, 295,201.69 and 117,107.89 is: 161,602.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,922.76 : 295,201.69 = 117,107.89 : x
  2. Step 2: Convert to fraction form
    213,922.76/295,201.69 = 117,107.89/x
  3. Step 3: Cross multiply
    213,922.76x = 295,201.69 × 117,107.89
  4. Step 4: Simplify right side
    213,922.76x = 34,570,446,009.56
  5. Step 5: Solve for x
    x = 34,570,446,009.56/213,922.76
  6. Step 6: Final answer
    x = 161,602.47

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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.