Home / 236,342.64-354,112.80-142,651.44

Finding the Fourth Proportional to 236,342.64, 354,112.80 and 142,651.44

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Solution

The fourth proportional to 236,342.64, 354,112.80 and 142,651.44 is: 213,735.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,342.64 : 354,112.80 = 142,651.44 : x
  2. Step 2: Convert to fraction form
    236,342.64/354,112.80 = 142,651.44/x
  3. Step 3: Cross multiply
    236,342.64x = 354,112.80 × 142,651.44
  4. Step 4: Simplify right side
    236,342.64x = 50,514,700,842.43
  5. Step 5: Solve for x
    x = 50,514,700,842.43/236,342.64
  6. Step 6: Final answer
    x = 213,735.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.