Finding the Fourth Proportional to 84,811.54, 117,041.79 and 48,014.68
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Solution
The fourth proportional to 84,811.54, 117,041.79 and 48,014.68 is: 66,261.31
Step by Step Solution
- Step 1: Write the proportion equation
84,811.54 : 117,041.79 = 48,014.68 : x - Step 2: Convert to fraction form
84,811.54/117,041.79 = 48,014.68/x - Step 3: Cross multiply
84,811.54x = 117,041.79 × 48,014.68 - Step 4: Simplify right side
84,811.54x = 5,619,724,093.48 - Step 5: Solve for x
x = 5,619,724,093.48/84,811.54 - Step 6: Final answer
x = 66,261.31
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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.