Finding the Fourth Proportional to 118,253.49, 177,435.63 and 51,684.99
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Solution
The fourth proportional to 118,253.49, 177,435.63 and 51,684.99 is: 77,551.70
Step by Step Solution
- Step 1: Write the proportion equation
118,253.49 : 177,435.63 = 51,684.99 : x - Step 2: Convert to fraction form
118,253.49/177,435.63 = 51,684.99/x - Step 3: Cross multiply
118,253.49x = 177,435.63 × 51,684.99 - Step 4: Simplify right side
118,253.49x = 9,170,758,762.19 - Step 5: Solve for x
x = 9,170,758,762.19/118,253.49 - Step 6: Final answer
x = 77,551.70
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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.