Finding the Fourth Proportional to 75,618.68, 104,352.93 and 41,626.44
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Solution
The fourth proportional to 75,618.68, 104,352.93 and 41,626.44 is: 57,444.02
Step by Step Solution
- Step 1: Write the proportion equation
75,618.68 : 104,352.93 = 41,626.44 : x - Step 2: Convert to fraction form
75,618.68/104,352.93 = 41,626.44/x - Step 3: Cross multiply
75,618.68x = 104,352.93 × 41,626.44 - Step 4: Simplify right side
75,618.68x = 4,343,840,979.47 - Step 5: Solve for x
x = 4,343,840,979.47/75,618.68 - Step 6: Final answer
x = 57,444.02
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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.