Finding the Fourth Proportional to 135,484.18, 203,151.60 and 46,664.44
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Solution
The fourth proportional to 135,484.18, 203,151.60 and 46,664.44 is: 69,970.94
Step by Step Solution
- Step 1: Write the proportion equation
135,484.18 : 203,151.60 = 46,664.44 : x - Step 2: Convert to fraction form
135,484.18/203,151.60 = 46,664.44/x - Step 3: Cross multiply
135,484.18x = 203,151.60 × 46,664.44 - Step 4: Simplify right side
135,484.18x = 9,479,955,649.10 - Step 5: Solve for x
x = 9,479,955,649.10/135,484.18 - Step 6: Final answer
x = 69,970.94
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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.