Finding the Fourth Proportional to 125,901.36, 188,783.02 and 49,922.96
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Solution
The fourth proportional to 125,901.36, 188,783.02 and 49,922.96 is: 74,857.07
Step by Step Solution
- Step 1: Write the proportion equation
125,901.36 : 188,783.02 = 49,922.96 : x - Step 2: Convert to fraction form
125,901.36/188,783.02 = 49,922.96/x - Step 3: Cross multiply
125,901.36x = 188,783.02 × 49,922.96 - Step 4: Simplify right side
125,901.36x = 9,424,607,156.14 - Step 5: Solve for x
x = 9,424,607,156.14/125,901.36 - Step 6: Final answer
x = 74,857.07
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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.