Finding the Fourth Proportional to 249,880.62, 344,838.06 and 135,161.58
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Solution
The fourth proportional to 249,880.62, 344,838.06 and 135,161.58 is: 186,524.50
Step by Step Solution
- Step 1: Write the proportion equation
249,880.62 : 344,838.06 = 135,161.58 : x - Step 2: Convert to fraction form
249,880.62/344,838.06 = 135,161.58/x - Step 3: Cross multiply
249,880.62x = 344,838.06 × 135,161.58 - Step 4: Simplify right side
249,880.62x = 46,608,857,033.73 - Step 5: Solve for x
x = 46,608,857,033.73/249,880.62 - Step 6: Final answer
x = 186,524.50
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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.