Finding the Fourth Proportional to 136,806.84, 205,230.84 and 48,044.76
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Solution
The fourth proportional to 136,806.84, 205,230.84 and 48,044.76 is: 72,074.37
Step by Step Solution
- Step 1: Write the proportion equation
136,806.84 : 205,230.84 = 48,044.76 : x - Step 2: Convert to fraction form
136,806.84/205,230.84 = 48,044.76/x - Step 3: Cross multiply
136,806.84x = 205,230.84 × 48,044.76 - Step 4: Simplify right side
136,806.84x = 9,860,266,452.40 - Step 5: Solve for x
x = 9,860,266,452.40/136,806.84 - Step 6: Final answer
x = 72,074.37
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.