Finding the Fourth Proportional to 249,716.58, 374,399.64 and 91,924.80
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Solution
The fourth proportional to 249,716.58, 374,399.64 and 91,924.80 is: 137,822.69
Step by Step Solution
- Step 1: Write the proportion equation
249,716.58 : 374,399.64 = 91,924.80 : x - Step 2: Convert to fraction form
249,716.58/374,399.64 = 91,924.80/x - Step 3: Cross multiply
249,716.58x = 374,399.64 × 91,924.80 - Step 4: Simplify right side
249,716.58x = 34,416,612,027.07 - Step 5: Solve for x
x = 34,416,612,027.07/249,716.58 - Step 6: Final answer
x = 137,822.69
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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.