Finding the Fourth Proportional to 84,927.88, 117,201.97 and 46,689.04
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Solution
The fourth proportional to 84,927.88, 117,201.97 and 46,689.04 is: 64,431.70
Step by Step Solution
- Step 1: Write the proportion equation
84,927.88 : 117,201.97 = 46,689.04 : x - Step 2: Convert to fraction form
84,927.88/117,201.97 = 46,689.04/x - Step 3: Cross multiply
84,927.88x = 117,201.97 × 46,689.04 - Step 4: Simplify right side
84,927.88x = 5,472,047,670.27 - Step 5: Solve for x
x = 5,472,047,670.27/84,927.88 - Step 6: Final answer
x = 64,431.70
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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.