Finding the Fourth Proportional to 146,812.14, 202,600.95 and 79,744.14
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Solution
The fourth proportional to 146,812.14, 202,600.95 and 79,744.14 is: 110,047.02
Step by Step Solution
- Step 1: Write the proportion equation
146,812.14 : 202,600.95 = 79,744.14 : x - Step 2: Convert to fraction form
146,812.14/202,600.95 = 79,744.14/x - Step 3: Cross multiply
146,812.14x = 202,600.95 × 79,744.14 - Step 4: Simplify right side
146,812.14x = 16,156,238,520.93 - Step 5: Solve for x
x = 16,156,238,520.93/146,812.14 - Step 6: Final answer
x = 110,047.02
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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.