Finding the Fourth Proportional to 187,601.63, 258,888.29 and 101,558.69
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Solution
The fourth proportional to 187,601.63, 258,888.29 and 101,558.69 is: 140,149.92
Step by Step Solution
- Step 1: Write the proportion equation
187,601.63 : 258,888.29 = 101,558.69 : x - Step 2: Convert to fraction form
187,601.63/258,888.29 = 101,558.69/x - Step 3: Cross multiply
187,601.63x = 258,888.29 × 101,558.69 - Step 4: Simplify right side
187,601.63x = 26,292,353,786.51 - Step 5: Solve for x
x = 26,292,353,786.51/187,601.63 - Step 6: Final answer
x = 140,149.92
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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.