Finding the Fourth Proportional to 88,682.29, 122,381.99 and 48,396.89
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Solution
The fourth proportional to 88,682.29, 122,381.99 and 48,396.89 is: 66,787.95
Step by Step Solution
- Step 1: Write the proportion equation
88,682.29 : 122,381.99 = 48,396.89 : x - Step 2: Convert to fraction form
88,682.29/122,381.99 = 48,396.89/x - Step 3: Cross multiply
88,682.29x = 122,381.99 × 48,396.89 - Step 4: Simplify right side
88,682.29x = 5,922,907,953.47 - Step 5: Solve for x
x = 5,922,907,953.47/88,682.29 - Step 6: Final answer
x = 66,787.95
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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.