Finding the Fourth Proportional to 98,027.82, 147,097.62 and 81,586.98
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Solution
The fourth proportional to 98,027.82, 147,097.62 and 81,586.98 is: 122,426.99
Step by Step Solution
- Step 1: Write the proportion equation
98,027.82 : 147,097.62 = 81,586.98 : x - Step 2: Convert to fraction form
98,027.82/147,097.62 = 81,586.98/x - Step 3: Cross multiply
98,027.82x = 147,097.62 × 81,586.98 - Step 4: Simplify right side
98,027.82x = 12,001,250,580.99 - Step 5: Solve for x
x = 12,001,250,580.99/98,027.82 - Step 6: Final answer
x = 122,426.99
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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.