Finding the Fourth Proportional to 135,127.06, 202,695.41 and 46,379.95
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Solution
The fourth proportional to 135,127.06, 202,695.41 and 46,379.95 is: 69,571.58
Step by Step Solution
- Step 1: Write the proportion equation
135,127.06 : 202,695.41 = 46,379.95 : x - Step 2: Convert to fraction form
135,127.06/202,695.41 = 46,379.95/x - Step 3: Cross multiply
135,127.06x = 202,695.41 × 46,379.95 - Step 4: Simplify right side
135,127.06x = 9,401,002,981.03 - Step 5: Solve for x
x = 9,401,002,981.03/135,127.06 - Step 6: Final answer
x = 69,571.58
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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.