Finding the Fourth Proportional to 75,252.40, 103,848.60 and 41,261.41
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Solution
The fourth proportional to 75,252.40, 103,848.60 and 41,261.41 is: 56,940.90
Step by Step Solution
- Step 1: Write the proportion equation
75,252.40 : 103,848.60 = 41,261.41 : x - Step 2: Convert to fraction form
75,252.40/103,848.60 = 41,261.41/x - Step 3: Cross multiply
75,252.40x = 103,848.60 × 41,261.41 - Step 4: Simplify right side
75,252.40x = 4,284,939,662.53 - Step 5: Solve for x
x = 4,284,939,662.53/75,252.40 - Step 6: Final answer
x = 56,940.90
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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.