Finding the Fourth Proportional to 137,700.63, 206,550.95 and 44,271.99
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Solution
The fourth proportional to 137,700.63, 206,550.95 and 44,271.99 is: 66,407.99
Step by Step Solution
- Step 1: Write the proportion equation
137,700.63 : 206,550.95 = 44,271.99 : x - Step 2: Convert to fraction form
137,700.63/206,550.95 = 44,271.99/x - Step 3: Cross multiply
137,700.63x = 206,550.95 × 44,271.99 - Step 4: Simplify right side
137,700.63x = 9,144,421,371.53 - Step 5: Solve for x
x = 9,144,421,371.53/137,700.63 - Step 6: Final answer
x = 66,407.99
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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.