Finding the Fourth Proportional to 145,750.74, 199,825.01 and 143,093.94
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Solution
The fourth proportional to 145,750.74, 199,825.01 and 143,093.94 is: 196,182.52
Step by Step Solution
- Step 1: Write the proportion equation
145,750.74 : 199,825.01 = 143,093.94 : x - Step 2: Convert to fraction form
145,750.74/199,825.01 = 143,093.94/x - Step 3: Cross multiply
145,750.74x = 199,825.01 × 143,093.94 - Step 4: Simplify right side
145,750.74x = 28,593,747,275.97 - Step 5: Solve for x
x = 28,593,747,275.97/145,750.74 - Step 6: Final answer
x = 196,182.52
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.