Finding the Fourth Proportional to 149,702.03, 206,623.49 and 98,723.97
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Solution
The fourth proportional to 149,702.03, 206,623.49 and 98,723.97 is: 136,261.96
Step by Step Solution
- Step 1: Write the proportion equation
149,702.03 : 206,623.49 = 98,723.97 : x - Step 2: Convert to fraction form
149,702.03/206,623.49 = 98,723.97/x - Step 3: Cross multiply
149,702.03x = 206,623.49 × 98,723.97 - Step 4: Simplify right side
149,702.03x = 20,398,690,734.44 - Step 5: Solve for x
x = 20,398,690,734.44/149,702.03 - Step 6: Final answer
x = 136,261.96
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.