Finding the Fourth Proportional to 84,417.66, 116,525.79 and 48,622.14
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Solution
The fourth proportional to 84,417.66, 116,525.79 and 48,622.14 is: 67,115.50
Step by Step Solution
- Step 1: Write the proportion equation
84,417.66 : 116,525.79 = 48,622.14 : x - Step 2: Convert to fraction form
84,417.66/116,525.79 = 48,622.14/x - Step 3: Cross multiply
84,417.66x = 116,525.79 × 48,622.14 - Step 4: Simplify right side
84,417.66x = 5,665,733,274.99 - Step 5: Solve for x
x = 5,665,733,274.99/84,417.66 - Step 6: Final answer
x = 67,115.50
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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.