Finding the Fourth Proportional to 186,601.64, 257,513.99 and 101,718.63
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Solution
The fourth proportional to 186,601.64, 257,513.99 and 101,718.63 is: 140,373.74
Step by Step Solution
- Step 1: Write the proportion equation
186,601.64 : 257,513.99 = 101,718.63 : x - Step 2: Convert to fraction form
186,601.64/257,513.99 = 101,718.63/x - Step 3: Cross multiply
186,601.64x = 257,513.99 × 101,718.63 - Step 4: Simplify right side
186,601.64x = 26,193,969,760.04 - Step 5: Solve for x
x = 26,193,969,760.04/186,601.64 - Step 6: Final answer
x = 140,373.74
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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.