Finding the Fourth Proportional to 118,553.84, 177,829.81 and 48,383.94
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Solution
The fourth proportional to 118,553.84, 177,829.81 and 48,383.94 is: 72,575.52
Step by Step Solution
- Step 1: Write the proportion equation
118,553.84 : 177,829.81 = 48,383.94 : x - Step 2: Convert to fraction form
118,553.84/177,829.81 = 48,383.94/x - Step 3: Cross multiply
118,553.84x = 177,829.81 × 48,383.94 - Step 4: Simplify right side
118,553.84x = 8,604,106,736.29 - Step 5: Solve for x
x = 8,604,106,736.29/118,553.84 - Step 6: Final answer
x = 72,575.52
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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.