Finding the Fourth Proportional to 137,501.93, 206,133.69 and 53,204.09
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Solution
The fourth proportional to 137,501.93, 206,133.69 and 53,204.09 is: 79,760.01
Step by Step Solution
- Step 1: Write the proportion equation
137,501.93 : 206,133.69 = 53,204.09 : x - Step 2: Convert to fraction form
137,501.93/206,133.69 = 53,204.09/x - Step 3: Cross multiply
137,501.93x = 206,133.69 × 53,204.09 - Step 4: Simplify right side
137,501.93x = 10,967,155,610.91 - Step 5: Solve for x
x = 10,967,155,610.91/137,501.93 - Step 6: Final answer
x = 79,760.01
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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.