Finding the Fourth Proportional to 186,846.24, 257,846.37 and 106,273.65
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Solution
The fourth proportional to 186,846.24, 257,846.37 and 106,273.65 is: 146,656.82
Step by Step Solution
- Step 1: Write the proportion equation
186,846.24 : 257,846.37 = 106,273.65 : x - Step 2: Convert to fraction form
186,846.24/257,846.37 = 106,273.65/x - Step 3: Cross multiply
186,846.24x = 257,846.37 × 106,273.65 - Step 4: Simplify right side
186,846.24x = 27,402,274,879.15 - Step 5: Solve for x
x = 27,402,274,879.15/186,846.24 - Step 6: Final answer
x = 146,656.82
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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.