Finding the Fourth Proportional to 94,450.88, 130,342.21 and 52,009.31
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Solution
The fourth proportional to 94,450.88, 130,342.21 and 52,009.31 is: 71,772.84
Step by Step Solution
- Step 1: Write the proportion equation
94,450.88 : 130,342.21 = 52,009.31 : x - Step 2: Convert to fraction form
94,450.88/130,342.21 = 52,009.31/x - Step 3: Cross multiply
94,450.88x = 130,342.21 × 52,009.31 - Step 4: Simplify right side
94,450.88x = 6,779,007,624.24 - Step 5: Solve for x
x = 6,779,007,624.24/94,450.88 - Step 6: Final answer
x = 71,772.84
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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.