Finding the Fourth Proportional to 73,824.10, 110,569.96 and 51,736.08
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Solution
The fourth proportional to 73,824.10, 110,569.96 and 51,736.08 is: 77,487.66
Step by Step Solution
- Step 1: Write the proportion equation
73,824.10 : 110,569.96 = 51,736.08 : x - Step 2: Convert to fraction form
73,824.10/110,569.96 = 51,736.08/x - Step 3: Cross multiply
73,824.10x = 110,569.96 × 51,736.08 - Step 4: Simplify right side
73,824.10x = 5,720,456,037.48 - Step 5: Solve for x
x = 5,720,456,037.48/73,824.10 - Step 6: Final answer
x = 77,487.66
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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.