Home / 255,531.71-352,633.79-148,164.03

Finding the Fourth Proportional to 255,531.71, 352,633.79 and 148,164.03

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Solution

The fourth proportional to 255,531.71, 352,633.79 and 148,164.03 is: 204,466.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,531.71 : 352,633.79 = 148,164.03 : x
  2. Step 2: Convert to fraction form
    255,531.71/352,633.79 = 148,164.03/x
  3. Step 3: Cross multiply
    255,531.71x = 352,633.79 × 148,164.03
  4. Step 4: Simplify right side
    255,531.71x = 52,247,640,936.58
  5. Step 5: Solve for x
    x = 52,247,640,936.58/255,531.71
  6. Step 6: Final answer
    x = 204,466.37

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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.