Finding the Fourth Proportional to 186,795.24, 257,784.66 and 106,230.12
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Solution
The fourth proportional to 186,795.24, 257,784.66 and 106,230.12 is: 146,601.68
Step by Step Solution
- Step 1: Write the proportion equation
186,795.24 : 257,784.66 = 106,230.12 : x - Step 2: Convert to fraction form
186,795.24/257,784.66 = 106,230.12/x - Step 3: Cross multiply
186,795.24x = 257,784.66 × 106,230.12 - Step 4: Simplify right side
186,795.24x = 27,384,495,365.96 - Step 5: Solve for x
x = 27,384,495,365.96/186,795.24 - Step 6: Final answer
x = 146,601.68
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1.5x scale
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.