Finding the Fourth Proportional to 137,585.24, 206,378.24 and 58,649.12
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Solution
The fourth proportional to 137,585.24, 206,378.24 and 58,649.12 is: 87,973.84
Step by Step Solution
- Step 1: Write the proportion equation
137,585.24 : 206,378.24 = 58,649.12 : x - Step 2: Convert to fraction form
137,585.24/206,378.24 = 58,649.12/x - Step 3: Cross multiply
137,585.24x = 206,378.24 × 58,649.12 - Step 4: Simplify right side
137,585.24x = 12,103,902,163.15 - Step 5: Solve for x
x = 12,103,902,163.15/137,585.24 - Step 6: Final answer
x = 87,973.84
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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.