Finding the Fourth Proportional to 249,437.12, 374,192.73 and 91,653.26
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Solution
The fourth proportional to 249,437.12, 374,192.73 and 91,653.26 is: 137,493.50
Step by Step Solution
- Step 1: Write the proportion equation
249,437.12 : 374,192.73 = 91,653.26 : x - Step 2: Convert to fraction form
249,437.12/374,192.73 = 91,653.26/x - Step 3: Cross multiply
249,437.12x = 374,192.73 × 91,653.26 - Step 4: Simplify right side
249,437.12x = 34,295,981,701.84 - Step 5: Solve for x
x = 34,295,981,701.84/249,437.12 - Step 6: Final answer
x = 137,493.50
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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.