Finding the Fourth Proportional to 230,497.27, 318,084.92 and 128,523.95
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Solution
The fourth proportional to 230,497.27, 318,084.92 and 128,523.95 is: 177,362.32
Step by Step Solution
- Step 1: Write the proportion equation
230,497.27 : 318,084.92 = 128,523.95 : x - Step 2: Convert to fraction form
230,497.27/318,084.92 = 128,523.95/x - Step 3: Cross multiply
230,497.27x = 318,084.92 × 128,523.95 - Step 4: Simplify right side
230,497.27x = 40,881,530,353.83 - Step 5: Solve for x
x = 40,881,530,353.83/230,497.27 - Step 6: Final answer
x = 177,362.32
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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.