Finding the Fourth Proportional to 146,373.19, 201,995.01 and 79,305.19
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Solution
The fourth proportional to 146,373.19, 201,995.01 and 79,305.19 is: 109,441.16
Step by Step Solution
- Step 1: Write the proportion equation
146,373.19 : 201,995.01 = 79,305.19 : x - Step 2: Convert to fraction form
146,373.19/201,995.01 = 79,305.19/x - Step 3: Cross multiply
146,373.19x = 201,995.01 × 79,305.19 - Step 4: Simplify right side
146,373.19x = 16,019,252,142.11 - Step 5: Solve for x
x = 16,019,252,142.11/146,373.19 - Step 6: Final answer
x = 109,441.16
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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.