Finding the Fourth Proportional to 249,707.04, 374,571.50 and 72,231.99
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Solution
The fourth proportional to 249,707.04, 374,571.50 and 72,231.99 is: 108,351.15
Step by Step Solution
- Step 1: Write the proportion equation
249,707.04 : 374,571.50 = 72,231.99 : x - Step 2: Convert to fraction form
249,707.04/374,571.50 = 72,231.99/x - Step 3: Cross multiply
249,707.04x = 374,571.50 × 72,231.99 - Step 4: Simplify right side
249,707.04x = 27,056,044,481.13 - Step 5: Solve for x
x = 27,056,044,481.13/249,707.04 - Step 6: Final answer
x = 108,351.15
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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.