Finding the Fourth Proportional to 241,439.88, 362,161.87 and 91,639.95
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Solution
The fourth proportional to 241,439.88, 362,161.87 and 91,639.95 is: 137,460.70
Step by Step Solution
- Step 1: Write the proportion equation
241,439.88 : 362,161.87 = 91,639.95 : x - Step 2: Convert to fraction form
241,439.88/362,161.87 = 91,639.95/x - Step 3: Cross multiply
241,439.88x = 362,161.87 × 91,639.95 - Step 4: Simplify right side
241,439.88x = 33,188,495,658.71 - Step 5: Solve for x
x = 33,188,495,658.71/241,439.88 - Step 6: Final answer
x = 137,460.70
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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.