Finding the Fourth Proportional to 118,142.17, 177,212.95 and 29,395.73
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Solution
The fourth proportional to 118,142.17, 177,212.95 and 29,395.73 is: 44,093.52
Step by Step Solution
- Step 1: Write the proportion equation
118,142.17 : 177,212.95 = 29,395.73 : x - Step 2: Convert to fraction form
118,142.17/177,212.95 = 29,395.73/x - Step 3: Cross multiply
118,142.17x = 177,212.95 × 29,395.73 - Step 4: Simplify right side
118,142.17x = 5,209,304,400.25 - Step 5: Solve for x
x = 5,209,304,400.25/118,142.17 - Step 6: Final answer
x = 44,093.52
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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.