Finding the Fourth Proportional to 98,238.67, 147,343.66 and 48,305.36
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Solution
The fourth proportional to 98,238.67, 147,343.66 and 48,305.36 is: 72,450.99
Step by Step Solution
- Step 1: Write the proportion equation
98,238.67 : 147,343.66 = 48,305.36 : x - Step 2: Convert to fraction form
98,238.67/147,343.66 = 48,305.36/x - Step 3: Cross multiply
98,238.67x = 147,343.66 × 48,305.36 - Step 4: Simplify right side
98,238.67x = 7,117,488,787.61 - Step 5: Solve for x
x = 7,117,488,787.61/98,238.67 - Step 6: Final answer
x = 72,450.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.