Finding the Fourth Proportional to 137,049.85, 205,549.62 and 62,151.99
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Solution
The fourth proportional to 137,049.85, 205,549.62 and 62,151.99 is: 93,216.58
Step by Step Solution
- Step 1: Write the proportion equation
137,049.85 : 205,549.62 = 62,151.99 : x - Step 2: Convert to fraction form
137,049.85/205,549.62 = 62,151.99/x - Step 3: Cross multiply
137,049.85x = 205,549.62 × 62,151.99 - Step 4: Simplify right side
137,049.85x = 12,775,317,926.74 - Step 5: Solve for x
x = 12,775,317,926.74/137,049.85 - Step 6: Final answer
x = 93,216.58
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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.