Finding the Fourth Proportional to 204,829.11, 282,665.36 and 114,190.79
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Solution
The fourth proportional to 204,829.11, 282,665.36 and 114,190.79 is: 157,583.95
Step by Step Solution
- Step 1: Write the proportion equation
204,829.11 : 282,665.36 = 114,190.79 : x - Step 2: Convert to fraction form
204,829.11/282,665.36 = 114,190.79/x - Step 3: Cross multiply
204,829.11x = 282,665.36 × 114,190.79 - Step 4: Simplify right side
204,829.11x = 32,277,779,636.18 - Step 5: Solve for x
x = 32,277,779,636.18/204,829.11 - Step 6: Final answer
x = 157,583.95
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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.