Finding the Fourth Proportional to 107,397.84, 161,035.02 and 44,261.55
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Solution
The fourth proportional to 107,397.84, 161,035.02 and 44,261.55 is: 66,366.88
Step by Step Solution
- Step 1: Write the proportion equation
107,397.84 : 161,035.02 = 44,261.55 : x - Step 2: Convert to fraction form
107,397.84/161,035.02 = 44,261.55/x - Step 3: Cross multiply
107,397.84x = 161,035.02 × 44,261.55 - Step 4: Simplify right side
107,397.84x = 7,127,659,589.48 - Step 5: Solve for x
x = 7,127,659,589.48/107,397.84 - Step 6: Final answer
x = 66,366.88
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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.