Finding the Fourth Proportional to 88,761.96, 122,492.52 and 48,476.88
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Solution
The fourth proportional to 88,761.96, 122,492.52 and 48,476.88 is: 66,898.65
Step by Step Solution
- Step 1: Write the proportion equation
88,761.96 : 122,492.52 = 48,476.88 : x - Step 2: Convert to fraction form
88,761.96/122,492.52 = 48,476.88/x - Step 3: Cross multiply
88,761.96x = 122,492.52 × 48,476.88 - Step 4: Simplify right side
88,761.96x = 5,938,055,192.94 - Step 5: Solve for x
x = 5,938,055,192.94/88,761.96 - Step 6: Final answer
x = 66,898.65
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.