Finding the Fourth Proportional to 168,604.79, 232,674.25 and 92,124.43
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Solution
The fourth proportional to 168,604.79, 232,674.25 and 92,124.43 is: 127,131.52
Step by Step Solution
- Step 1: Write the proportion equation
168,604.79 : 232,674.25 = 92,124.43 : x - Step 2: Convert to fraction form
168,604.79/232,674.25 = 92,124.43/x - Step 3: Cross multiply
168,604.79x = 232,674.25 × 92,124.43 - Step 4: Simplify right side
168,604.79x = 21,434,983,783.21 - Step 5: Solve for x
x = 21,434,983,783.21/168,604.79 - Step 6: Final answer
x = 127,131.52
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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.