Home / 141,322.56-195,015.96-80,893.68

Finding the Fourth Proportional to 141,322.56, 195,015.96 and 80,893.68

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Solution

The fourth proportional to 141,322.56, 195,015.96 and 80,893.68 is: 111,628.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,322.56 : 195,015.96 = 80,893.68 : x
  2. Step 2: Convert to fraction form
    141,322.56/195,015.96 = 80,893.68/x
  3. Step 3: Cross multiply
    141,322.56x = 195,015.96 × 80,893.68
  4. Step 4: Simplify right side
    141,322.56x = 15,775,558,663.13
  5. Step 5: Solve for x
    x = 15,775,558,663.13/141,322.56
  6. Step 6: Final answer
    x = 111,628.03

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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.