Finding the Fourth Proportional to 76,528.53, 105,592.95 and 44,682.96
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Solution
The fourth proportional to 76,528.53, 105,592.95 and 44,682.96 is: 61,652.90
Step by Step Solution
- Step 1: Write the proportion equation
76,528.53 : 105,592.95 = 44,682.96 : x - Step 2: Convert to fraction form
76,528.53/105,592.95 = 44,682.96/x - Step 3: Cross multiply
76,528.53x = 105,592.95 × 44,682.96 - Step 4: Simplify right side
76,528.53x = 4,718,205,561.13 - Step 5: Solve for x
x = 4,718,205,561.13/76,528.53 - Step 6: Final answer
x = 61,652.90
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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.