Finding the Fourth Proportional to 73,957.36, 102,110.39 and 43,752.36
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Solution
The fourth proportional to 73,957.36, 102,110.39 and 43,752.36 is: 60,407.38
Step by Step Solution
- Step 1: Write the proportion equation
73,957.36 : 102,110.39 = 43,752.36 : x - Step 2: Convert to fraction form
73,957.36/102,110.39 = 43,752.36/x - Step 3: Cross multiply
73,957.36x = 102,110.39 × 43,752.36 - Step 4: Simplify right side
73,957.36x = 4,467,570,397.13 - Step 5: Solve for x
x = 4,467,570,397.13/73,957.36 - Step 6: Final answer
x = 60,407.38
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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.