Finding the Fourth Proportional to 169,405.93, 233,787.52 and 101,409.75
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Solution
The fourth proportional to 169,405.93, 233,787.52 and 101,409.75 is: 139,949.84
Step by Step Solution
- Step 1: Write the proportion equation
169,405.93 : 233,787.52 = 101,409.75 : x - Step 2: Convert to fraction form
169,405.93/233,787.52 = 101,409.75/x - Step 3: Cross multiply
169,405.93x = 233,787.52 × 101,409.75 - Step 4: Simplify right side
169,405.93x = 23,708,332,855.13 - Step 5: Solve for x
x = 23,708,332,855.13/169,405.93 - Step 6: Final answer
x = 139,949.84
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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.