Finding the Fourth Proportional to 164,790.84, 227,004.63 and 140,512.79
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Solution
The fourth proportional to 164,790.84, 227,004.63 and 140,512.79 is: 193,560.84
Step by Step Solution
- Step 1: Write the proportion equation
164,790.84 : 227,004.63 = 140,512.79 : x - Step 2: Convert to fraction form
164,790.84/227,004.63 = 140,512.79/x - Step 3: Cross multiply
164,790.84x = 227,004.63 × 140,512.79 - Step 4: Simplify right side
164,790.84x = 31,897,052,667.91 - Step 5: Solve for x
x = 31,897,052,667.91/164,790.84 - Step 6: Final answer
x = 193,560.84
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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.