Home / 236,175.36-354,339.54-141,390.72

Finding the Fourth Proportional to 236,175.36, 354,339.54 and 141,390.72

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Solution

The fourth proportional to 236,175.36, 354,339.54 and 141,390.72 is: 212,131.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,175.36 : 354,339.54 = 141,390.72 : x
  2. Step 2: Convert to fraction form
    236,175.36/354,339.54 = 141,390.72/x
  3. Step 3: Cross multiply
    236,175.36x = 354,339.54 × 141,390.72
  4. Step 4: Simplify right side
    236,175.36x = 50,100,322,685.07
  5. Step 5: Solve for x
    x = 50,100,322,685.07/236,175.36
  6. Step 6: Final answer
    x = 212,131.88

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1.5x scale

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.