Finding the Fourth Proportional to 159,730.08, 220,513.84 and 96,082.08
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Solution
The fourth proportional to 159,730.08, 220,513.84 and 96,082.08 is: 132,645.20
Step by Step Solution
- Step 1: Write the proportion equation
159,730.08 : 220,513.84 = 96,082.08 : x - Step 2: Convert to fraction form
159,730.08/220,513.84 = 96,082.08/x - Step 3: Cross multiply
159,730.08x = 220,513.84 × 96,082.08 - Step 4: Simplify right side
159,730.08x = 21,187,428,415.99 - Step 5: Solve for x
x = 21,187,428,415.99/159,730.08 - Step 6: Final answer
x = 132,645.20
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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.