Finding the Fourth Proportional to 84,513.97, 116,629.08 and 48,703.67
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Solution
The fourth proportional to 84,513.97, 116,629.08 and 48,703.67 is: 67,210.95
Step by Step Solution
- Step 1: Write the proportion equation
84,513.97 : 116,629.08 = 48,703.67 : x - Step 2: Convert to fraction form
84,513.97/116,629.08 = 48,703.67/x - Step 3: Cross multiply
84,513.97x = 116,629.08 × 48,703.67 - Step 4: Simplify right side
84,513.97x = 5,680,264,224.72 - Step 5: Solve for x
x = 5,680,264,224.72/84,513.97 - Step 6: Final answer
x = 67,210.95
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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.