Finding the Fourth Proportional to 247,220.56, 341,161.08 and 134,040.88
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Solution
The fourth proportional to 247,220.56, 341,161.08 and 134,040.88 is: 184,974.63
Step by Step Solution
- Step 1: Write the proportion equation
247,220.56 : 341,161.08 = 134,040.88 : x - Step 2: Convert to fraction form
247,220.56/341,161.08 = 134,040.88/x - Step 3: Cross multiply
247,220.56x = 341,161.08 × 134,040.88 - Step 4: Simplify right side
247,220.56x = 45,729,531,384.95 - Step 5: Solve for x
x = 45,729,531,384.95/247,220.56 - Step 6: Final answer
x = 184,974.63
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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.