Finding the Fourth Proportional to 137,513.93, 206,271.05 and 37,674.99
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Solution
The fourth proportional to 137,513.93, 206,271.05 and 37,674.99 is: 56,512.53
Step by Step Solution
- Step 1: Write the proportion equation
137,513.93 : 206,271.05 = 37,674.99 : x - Step 2: Convert to fraction form
137,513.93/206,271.05 = 37,674.99/x - Step 3: Cross multiply
137,513.93x = 206,271.05 × 37,674.99 - Step 4: Simplify right side
137,513.93x = 7,771,259,557.66 - Step 5: Solve for x
x = 7,771,259,557.66/137,513.93 - Step 6: Final answer
x = 56,512.53
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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.