Finding the Fourth Proportional to 76,353.01, 105,372.14 and 44,088.99
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Solution
The fourth proportional to 76,353.01, 105,372.14 and 44,088.99 is: 60,845.68
Step by Step Solution
- Step 1: Write the proportion equation
76,353.01 : 105,372.14 = 44,088.99 : x - Step 2: Convert to fraction form
76,353.01/105,372.14 = 44,088.99/x - Step 3: Cross multiply
76,353.01x = 105,372.14 × 44,088.99 - Step 4: Simplify right side
76,353.01x = 4,645,750,611.15 - Step 5: Solve for x
x = 4,645,750,611.15/76,353.01 - Step 6: Final answer
x = 60,845.68
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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.