Finding the Fourth Proportional to 180,936.62, 249,687.71 and 104,453.13
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Solution
The fourth proportional to 180,936.62, 249,687.71 and 104,453.13 is: 144,142.53
Step by Step Solution
- Step 1: Write the proportion equation
180,936.62 : 249,687.71 = 104,453.13 : x - Step 2: Convert to fraction form
180,936.62/249,687.71 = 104,453.13/x - Step 3: Cross multiply
180,936.62x = 249,687.71 × 104,453.13 - Step 4: Simplify right side
180,936.62x = 26,080,662,309.77 - Step 5: Solve for x
x = 26,080,662,309.77/180,936.62 - Step 6: Final answer
x = 144,142.53
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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.