Home / 255,683.02-352,764.38-148,231.61

Finding the Fourth Proportional to 255,683.02, 352,764.38 and 148,231.61

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Solution

The fourth proportional to 255,683.02, 352,764.38 and 148,231.61 is: 204,514.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,683.02 : 352,764.38 = 148,231.61 : x
  2. Step 2: Convert to fraction form
    255,683.02/352,764.38 = 148,231.61/x
  3. Step 3: Cross multiply
    255,683.02x = 352,764.38 × 148,231.61
  4. Step 4: Simplify right side
    255,683.02x = 52,290,831,755.31
  5. Step 5: Solve for x
    x = 52,290,831,755.31/255,683.02
  6. Step 6: Final answer
    x = 204,514.29

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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.