Finding the Fourth Proportional to 98,016.49, 135,284.84 and 59,788.99
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Solution
The fourth proportional to 98,016.49, 135,284.84 and 59,788.99 is: 82,522.28
Step by Step Solution
- Step 1: Write the proportion equation
98,016.49 : 135,284.84 = 59,788.99 : x - Step 2: Convert to fraction form
98,016.49/135,284.84 = 59,788.99/x - Step 3: Cross multiply
98,016.49x = 135,284.84 × 59,788.99 - Step 4: Simplify right side
98,016.49x = 8,088,543,945.91 - Step 5: Solve for x
x = 8,088,543,945.91/98,016.49 - Step 6: Final answer
x = 82,522.28
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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.