Finding the Fourth Proportional to 166,812.19, 230,217.28 and 95,202.92
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Solution
The fourth proportional to 166,812.19, 230,217.28 and 95,202.92 is: 131,389.43
Step by Step Solution
- Step 1: Write the proportion equation
166,812.19 : 230,217.28 = 95,202.92 : x - Step 2: Convert to fraction form
166,812.19/230,217.28 = 95,202.92/x - Step 3: Cross multiply
166,812.19x = 230,217.28 × 95,202.92 - Step 4: Simplify right side
166,812.19x = 21,917,357,409.46 - Step 5: Solve for x
x = 21,917,357,409.46/166,812.19 - Step 6: Final answer
x = 131,389.43
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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.