Home / 255,475.63-352,556.48-148,107.90

Finding the Fourth Proportional to 255,475.63, 352,556.48 and 148,107.90

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Solution

The fourth proportional to 255,475.63, 352,556.48 and 148,107.90 is: 204,388.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,475.63 : 352,556.48 = 148,107.90 : x
  2. Step 2: Convert to fraction form
    255,475.63/352,556.48 = 148,107.90/x
  3. Step 3: Cross multiply
    255,475.63x = 352,556.48 × 148,107.90
  4. Step 4: Simplify right side
    255,475.63x = 52,216,399,884.19
  5. Step 5: Solve for x
    x = 52,216,399,884.19/255,475.63
  6. Step 6: Final answer
    x = 204,388.97

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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.