Finding the Fourth Proportional to 73,512.36, 101,457.36 and 41,689.08
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Solution
The fourth proportional to 73,512.36, 101,457.36 and 41,689.08 is: 57,536.77
Step by Step Solution
- Step 1: Write the proportion equation
73,512.36 : 101,457.36 = 41,689.08 : x - Step 2: Convert to fraction form
73,512.36/101,457.36 = 41,689.08/x - Step 3: Cross multiply
73,512.36x = 101,457.36 × 41,689.08 - Step 4: Simplify right side
73,512.36x = 4,229,663,997.63 - Step 5: Solve for x
x = 4,229,663,997.63/73,512.36 - Step 6: Final answer
x = 57,536.77
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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.