Finding the Fourth Proportional to 198,852.03, 274,324.95 and 118,233.63
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Solution
The fourth proportional to 198,852.03, 274,324.95 and 118,233.63 is: 163,108.39
Step by Step Solution
- Step 1: Write the proportion equation
198,852.03 : 274,324.95 = 118,233.63 : x - Step 2: Convert to fraction form
198,852.03/274,324.95 = 118,233.63/x - Step 3: Cross multiply
198,852.03x = 274,324.95 × 118,233.63 - Step 4: Simplify right side
198,852.03x = 32,434,434,638.07 - Step 5: Solve for x
x = 32,434,434,638.07/198,852.03 - Step 6: Final answer
x = 163,108.39
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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.