Finding the Fourth Proportional to 137,718.63, 206,577.99 and 44,289.99
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Solution
The fourth proportional to 137,718.63, 206,577.99 and 44,289.99 is: 66,435.00
Step by Step Solution
- Step 1: Write the proportion equation
137,718.63 : 206,577.99 = 44,289.99 : x - Step 2: Convert to fraction form
137,718.63/206,577.99 = 44,289.99/x - Step 3: Cross multiply
137,718.63x = 206,577.99 × 44,289.99 - Step 4: Simplify right side
137,718.63x = 9,149,337,111.32 - Step 5: Solve for x
x = 9,149,337,111.32/137,718.63 - Step 6: Final answer
x = 66,435.00
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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.