Finding the Fourth Proportional to 204,746.27, 307,163.14 and 71,630.87
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Solution
The fourth proportional to 204,746.27, 307,163.14 and 71,630.87 is: 107,461.61
Step by Step Solution
- Step 1: Write the proportion equation
204,746.27 : 307,163.14 = 71,630.87 : x - Step 2: Convert to fraction form
204,746.27/307,163.14 = 71,630.87/x - Step 3: Cross multiply
204,746.27x = 307,163.14 × 71,630.87 - Step 4: Simplify right side
204,746.27x = 22,002,362,950.13 - Step 5: Solve for x
x = 22,002,362,950.13/204,746.27 - Step 6: Final answer
x = 107,461.61
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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.