Finding the Fourth Proportional to 248,972.71, 343,580.70 and 141,542.77
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Solution
The fourth proportional to 248,972.71, 343,580.70 and 141,542.77 is: 195,328.09
Step by Step Solution
- Step 1: Write the proportion equation
248,972.71 : 343,580.70 = 141,542.77 : x - Step 2: Convert to fraction form
248,972.71/343,580.70 = 141,542.77/x - Step 3: Cross multiply
248,972.71x = 343,580.70 × 141,542.77 - Step 4: Simplify right side
248,972.71x = 48,631,363,996.54 - Step 5: Solve for x
x = 48,631,363,996.54/248,972.71 - Step 6: Final answer
x = 195,328.09
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.