Finding the Fourth Proportional to 94,020, 129,751.44 and 54,276
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Solution
The fourth proportional to 94,020, 129,751.44 and 54,276 is: 74,903.10
Step by Step Solution
- Step 1: Write the proportion equation
94,020 : 129,751.44 = 54,276 : x - Step 2: Convert to fraction form
94,020/129,751.44 = 54,276/x - Step 3: Cross multiply
94,020x = 129,751.44 × 54,276 - Step 4: Simplify right side
94,020x = 7,042,389,157.44 - Step 5: Solve for x
x = 7,042,389,157.44/94,020 - Step 6: Final answer
x = 74,903.10
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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.