Finding the Fourth Proportional to 186,625.44, 257,576.19 and 110,139.03
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Solution
The fourth proportional to 186,625.44, 257,576.19 and 110,139.03 is: 152,011.39
Step by Step Solution
- Step 1: Write the proportion equation
186,625.44 : 257,576.19 = 110,139.03 : x - Step 2: Convert to fraction form
186,625.44/257,576.19 = 110,139.03/x - Step 3: Cross multiply
186,625.44x = 257,576.19 × 110,139.03 - Step 4: Simplify right side
186,625.44x = 28,369,191,717.70 - Step 5: Solve for x
x = 28,369,191,717.70/186,625.44 - Step 6: Final answer
x = 152,011.39
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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.