Finding the Fourth Proportional to 102,472.19, 153,722.67 and 35,897.08
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Solution
The fourth proportional to 102,472.19, 153,722.67 and 35,897.08 is: 53,850.66
Step by Step Solution
- Step 1: Write the proportion equation
102,472.19 : 153,722.67 = 35,897.08 : x - Step 2: Convert to fraction form
102,472.19/153,722.67 = 35,897.08/x - Step 3: Cross multiply
102,472.19x = 153,722.67 × 35,897.08 - Step 4: Simplify right side
102,472.19x = 5,518,194,982.80 - Step 5: Solve for x
x = 5,518,194,982.80/102,472.19 - Step 6: Final answer
x = 53,850.66
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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.