Finding the Fourth Proportional to 102,328.24, 153,529.08 and 35,786.68
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Solution
The fourth proportional to 102,328.24, 153,529.08 and 35,786.68 is: 53,692.86
Step by Step Solution
- Step 1: Write the proportion equation
102,328.24 : 153,529.08 = 35,786.68 : x - Step 2: Convert to fraction form
102,328.24/153,529.08 = 35,786.68/x - Step 3: Cross multiply
102,328.24x = 153,529.08 × 35,786.68 - Step 4: Simplify right side
102,328.24x = 5,494,296,056.65 - Step 5: Solve for x
x = 5,494,296,056.65/102,328.24 - Step 6: Final answer
x = 53,692.86
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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.