Finding the Fourth Proportional to 163,657.94, 225,793.71 and 133,391.21
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Solution
The fourth proportional to 163,657.94, 225,793.71 and 133,391.21 is: 184,035.65
Step by Step Solution
- Step 1: Write the proportion equation
163,657.94 : 225,793.71 = 133,391.21 : x - Step 2: Convert to fraction form
163,657.94/225,793.71 = 133,391.21/x - Step 3: Cross multiply
163,657.94x = 225,793.71 × 133,391.21 - Step 4: Simplify right side
163,657.94x = 30,118,895,058.32 - Step 5: Solve for x
x = 30,118,895,058.32/163,657.94 - Step 6: Final answer
x = 184,035.65
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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.