Finding the Fourth Proportional to 75,965.93, 113,968.70 and 44,402.93
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Solution
The fourth proportional to 75,965.93, 113,968.70 and 44,402.93 is: 66,615.96
Step by Step Solution
- Step 1: Write the proportion equation
75,965.93 : 113,968.70 = 44,402.93 : x - Step 2: Convert to fraction form
75,965.93/113,968.70 = 44,402.93/x - Step 3: Cross multiply
75,965.93x = 113,968.70 × 44,402.93 - Step 4: Simplify right side
75,965.93x = 5,060,543,416.43 - Step 5: Solve for x
x = 5,060,543,416.43/75,965.93 - Step 6: Final answer
x = 66,615.96
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.