Finding the Fourth Proportional to 169,921.17, 234,497.24 and 93,446.08
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Solution
The fourth proportional to 169,921.17, 234,497.24 and 93,446.08 is: 128,958.90
Step by Step Solution
- Step 1: Write the proportion equation
169,921.17 : 234,497.24 = 93,446.08 : x - Step 2: Convert to fraction form
169,921.17/234,497.24 = 93,446.08/x - Step 3: Cross multiply
169,921.17x = 234,497.24 × 93,446.08 - Step 4: Simplify right side
169,921.17x = 21,912,847,864.18 - Step 5: Solve for x
x = 21,912,847,864.18/169,921.17 - Step 6: Final answer
x = 128,958.90
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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.