Finding the Fourth Proportional to 163,690.44, 225,895.14 and 96,622.44
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Solution
The fourth proportional to 163,690.44, 225,895.14 and 96,622.44 is: 133,340.34
Step by Step Solution
- Step 1: Write the proportion equation
163,690.44 : 225,895.14 = 96,622.44 : x - Step 2: Convert to fraction form
163,690.44/225,895.14 = 96,622.44/x - Step 3: Cross multiply
163,690.44x = 225,895.14 × 96,622.44 - Step 4: Simplify right side
163,690.44x = 21,826,539,610.94 - Step 5: Solve for x
x = 21,826,539,610.94/163,690.44 - Step 6: Final answer
x = 133,340.34
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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.