Finding the Fourth Proportional to 69,512.68, 104,273.88 and 27,959.68
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Solution
The fourth proportional to 69,512.68, 104,273.88 and 27,959.68 is: 41,941.47
Step by Step Solution
- Step 1: Write the proportion equation
69,512.68 : 104,273.88 = 27,959.68 : x - Step 2: Convert to fraction form
69,512.68/104,273.88 = 27,959.68/x - Step 3: Cross multiply
69,512.68x = 104,273.88 × 27,959.68 - Step 4: Simplify right side
69,512.68x = 2,915,464,317.16 - Step 5: Solve for x
x = 2,915,464,317.16/69,512.68 - Step 6: Final answer
x = 41,941.47
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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.