Finding the Fourth Proportional to 186,632.37, 257,552.66 and 106,060.05
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Solution
The fourth proportional to 186,632.37, 257,552.66 and 106,060.05 is: 146,362.86
Step by Step Solution
- Step 1: Write the proportion equation
186,632.37 : 257,552.66 = 106,060.05 : x - Step 2: Convert to fraction form
186,632.37/257,552.66 = 106,060.05/x - Step 3: Cross multiply
186,632.37x = 257,552.66 × 106,060.05 - Step 4: Simplify right side
186,632.37x = 27,316,048,262.38 - Step 5: Solve for x
x = 27,316,048,262.38/186,632.37 - Step 6: Final answer
x = 146,362.86
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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.