Finding the Fourth Proportional to 170,190.24, 234,860.56 and 93,707.79
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Solution
The fourth proportional to 170,190.24, 234,860.56 and 93,707.79 is: 129,315.66
Step by Step Solution
- Step 1: Write the proportion equation
170,190.24 : 234,860.56 = 93,707.79 : x - Step 2: Convert to fraction form
170,190.24/234,860.56 = 93,707.79/x - Step 3: Cross multiply
170,190.24x = 234,860.56 × 93,707.79 - Step 4: Simplify right side
170,190.24x = 22,008,264,035.76 - Step 5: Solve for x
x = 22,008,264,035.76/170,190.24 - Step 6: Final answer
x = 129,315.66
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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.