Home / 255,683.04-352,764.41-148,231.63

Finding the Fourth Proportional to 255,683.04, 352,764.41 and 148,231.63

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Solution

The fourth proportional to 255,683.04, 352,764.41 and 148,231.63 is: 204,514.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,683.04 : 352,764.41 = 148,231.63 : x
  2. Step 2: Convert to fraction form
    255,683.04/352,764.41 = 148,231.63/x
  3. Step 3: Cross multiply
    255,683.04x = 352,764.41 × 148,231.63
  4. Step 4: Simplify right side
    255,683.04x = 52,290,843,750.40
  5. Step 5: Solve for x
    x = 52,290,843,750.40/255,683.04
  6. Step 6: Final answer
    x = 204,514.32

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1.5x scale

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.