Finding the Fourth Proportional to 145,124.45, 217,770.74 and 60,877.09
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Solution
The fourth proportional to 145,124.45, 217,770.74 and 60,877.09 is: 91,350.90
Step by Step Solution
- Step 1: Write the proportion equation
145,124.45 : 217,770.74 = 60,877.09 : x - Step 2: Convert to fraction form
145,124.45/217,770.74 = 60,877.09/x - Step 3: Cross multiply
145,124.45x = 217,770.74 × 60,877.09 - Step 4: Simplify right side
145,124.45x = 13,257,248,938.35 - Step 5: Solve for x
x = 13,257,248,938.35/145,124.45 - Step 6: Final answer
x = 91,350.90
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.