Finding the Fourth Proportional to 88,113.83, 121,596.66 and 47,827.26
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Solution
The fourth proportional to 88,113.83, 121,596.66 and 47,827.26 is: 66,001.39
Step by Step Solution
- Step 1: Write the proportion equation
88,113.83 : 121,596.66 = 47,827.26 : x - Step 2: Convert to fraction form
88,113.83/121,596.66 = 47,827.26/x - Step 3: Cross multiply
88,113.83x = 121,596.66 × 47,827.26 - Step 4: Simplify right side
88,113.83x = 5,815,635,072.95 - Step 5: Solve for x
x = 5,815,635,072.95/88,113.83 - Step 6: Final answer
x = 66,001.39
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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.