Finding the Fourth Proportional to 188,552.13, 260,206.86 and 102,516.90
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Solution
The fourth proportional to 188,552.13, 260,206.86 and 102,516.90 is: 141,475.99
Step by Step Solution
- Step 1: Write the proportion equation
188,552.13 : 260,206.86 = 102,516.90 : x - Step 2: Convert to fraction form
188,552.13/260,206.86 = 102,516.90/x - Step 3: Cross multiply
188,552.13x = 260,206.86 × 102,516.90 - Step 4: Simplify right side
188,552.13x = 26,675,599,344.90 - Step 5: Solve for x
x = 26,675,599,344.90/188,552.13 - Step 6: Final answer
x = 141,475.99
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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.