Finding the Fourth Proportional to 249,403.44, 374,254.20 and 91,647.84
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Solution
The fourth proportional to 249,403.44, 374,254.20 and 91,647.84 is: 137,526.53
Step by Step Solution
- Step 1: Write the proportion equation
249,403.44 : 374,254.20 = 91,647.84 : x - Step 2: Convert to fraction form
249,403.44/374,254.20 = 91,647.84/x - Step 3: Cross multiply
249,403.44x = 374,254.20 × 91,647.84 - Step 4: Simplify right side
249,403.44x = 34,299,589,040.93 - Step 5: Solve for x
x = 34,299,589,040.93/249,403.44 - Step 6: Final answer
x = 137,526.53
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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.