Finding the Fourth Proportional to 249,883.04, 344,838.60 and 135,161.68
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Solution
The fourth proportional to 249,883.04, 344,838.60 and 135,161.68 is: 186,523.11
Step by Step Solution
- Step 1: Write the proportion equation
249,883.04 : 344,838.60 = 135,161.68 : x - Step 2: Convert to fraction form
249,883.04/344,838.60 = 135,161.68/x - Step 3: Cross multiply
249,883.04x = 344,838.60 × 135,161.68 - Step 4: Simplify right side
249,883.04x = 46,608,962,104.85 - Step 5: Solve for x
x = 46,608,962,104.85/249,883.04 - Step 6: Final answer
x = 186,523.11
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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.