Finding the Fourth Proportional to 107,762.44, 161,717.62 and 37,641.88
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Solution
The fourth proportional to 107,762.44, 161,717.62 and 37,641.88 is: 56,488.65
Step by Step Solution
- Step 1: Write the proportion equation
107,762.44 : 161,717.62 = 37,641.88 : x - Step 2: Convert to fraction form
107,762.44/161,717.62 = 37,641.88/x - Step 3: Cross multiply
107,762.44x = 161,717.62 × 37,641.88 - Step 4: Simplify right side
107,762.44x = 6,087,355,245.93 - Step 5: Solve for x
x = 6,087,355,245.93/107,762.44 - Step 6: Final answer
x = 56,488.65
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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.