Finding the Fourth Proportional to 136,566.69, 204,842.75 and 52,367.19
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Solution
The fourth proportional to 136,566.69, 204,842.75 and 52,367.19 is: 78,547.99
Step by Step Solution
- Step 1: Write the proportion equation
136,566.69 : 204,842.75 = 52,367.19 : x - Step 2: Convert to fraction form
136,566.69/204,842.75 = 52,367.19/x - Step 3: Cross multiply
136,566.69x = 204,842.75 × 52,367.19 - Step 4: Simplify right side
136,566.69x = 10,727,038,947.54 - Step 5: Solve for x
x = 10,727,038,947.54/136,566.69 - Step 6: Final answer
x = 78,547.99
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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.