Finding the Fourth Proportional to 193,829.44, 290,749.62 and 53,588.06
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Solution
The fourth proportional to 193,829.44, 290,749.62 and 53,588.06 is: 80,383.60
Step by Step Solution
- Step 1: Write the proportion equation
193,829.44 : 290,749.62 = 53,588.06 : x - Step 2: Convert to fraction form
193,829.44/290,749.62 = 53,588.06/x - Step 3: Cross multiply
193,829.44x = 290,749.62 × 53,588.06 - Step 4: Simplify right side
193,829.44x = 15,580,708,081.54 - Step 5: Solve for x
x = 15,580,708,081.54/193,829.44 - Step 6: Final answer
x = 80,383.60
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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.