Finding the Fourth Proportional to 163,596.48, 225,115.92 and 136,652.64
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Solution
The fourth proportional to 163,596.48, 225,115.92 and 136,652.64 is: 188,040.02
Step by Step Solution
- Step 1: Write the proportion equation
163,596.48 : 225,115.92 = 136,652.64 : x - Step 2: Convert to fraction form
163,596.48/225,115.92 = 136,652.64/x - Step 3: Cross multiply
163,596.48x = 225,115.92 × 136,652.64 - Step 4: Simplify right side
163,596.48x = 30,762,684,774.03 - Step 5: Solve for x
x = 30,762,684,774.03/163,596.48 - Step 6: Final answer
x = 188,040.02
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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.