Finding the Fourth Proportional to 97,314.94, 134,243.62 and 84,539.44
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Solution
The fourth proportional to 97,314.94, 134,243.62 and 84,539.44 is: 116,620.12
Step by Step Solution
- Step 1: Write the proportion equation
97,314.94 : 134,243.62 = 84,539.44 : x - Step 2: Convert to fraction form
97,314.94/134,243.62 = 84,539.44/x - Step 3: Cross multiply
97,314.94x = 134,243.62 × 84,539.44 - Step 4: Simplify right side
97,314.94x = 11,348,880,458.37 - Step 5: Solve for x
x = 11,348,880,458.37/97,314.94 - Step 6: Final answer
x = 116,620.12
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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.