Finding the Fourth Proportional to 75,376.08, 104,019.12 and 43,544.76
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Solution
The fourth proportional to 75,376.08, 104,019.12 and 43,544.76 is: 60,091.84
Step by Step Solution
- Step 1: Write the proportion equation
75,376.08 : 104,019.12 = 43,544.76 : x - Step 2: Convert to fraction form
75,376.08/104,019.12 = 43,544.76/x - Step 3: Cross multiply
75,376.08x = 104,019.12 × 43,544.76 - Step 4: Simplify right side
75,376.08x = 4,529,487,615.81 - Step 5: Solve for x
x = 4,529,487,615.81/75,376.08 - Step 6: Final answer
x = 60,091.84
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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.