Home / 255,265.44-352,278-142,095.52

Finding the Fourth Proportional to 255,265.44, 352,278 and 142,095.52

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Solution

The fourth proportional to 255,265.44, 352,278 and 142,095.52 is: 196,098.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,265.44 : 352,278 = 142,095.52 : x
  2. Step 2: Convert to fraction form
    255,265.44/352,278 = 142,095.52/x
  3. Step 3: Cross multiply
    255,265.44x = 352,278 × 142,095.52
  4. Step 4: Simplify right side
    255,265.44x = 50,057,125,594.56
  5. Step 5: Solve for x
    x = 50,057,125,594.56/255,265.44
  6. Step 6: Final answer
    x = 196,098.33

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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.