Finding the Fourth Proportional to 180,839.71, 249,546.58 and 104,361.99
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Solution
The fourth proportional to 180,839.71, 249,546.58 and 104,361.99 is: 144,012.49
Step by Step Solution
- Step 1: Write the proportion equation
180,839.71 : 249,546.58 = 104,361.99 : x - Step 2: Convert to fraction form
180,839.71/249,546.58 = 104,361.99/x - Step 3: Cross multiply
180,839.71x = 249,546.58 × 104,361.99 - Step 4: Simplify right side
180,839.71x = 26,043,177,686.49 - Step 5: Solve for x
x = 26,043,177,686.49/180,839.71 - Step 6: Final answer
x = 144,012.49
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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.