Finding the Fourth Proportional to 84,585.03, 126,863.36 and 39,611.09
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Solution
The fourth proportional to 84,585.03, 126,863.36 and 39,611.09 is: 59,410.00
Step by Step Solution
- Step 1: Write the proportion equation
84,585.03 : 126,863.36 = 39,611.09 : x - Step 2: Convert to fraction form
84,585.03/126,863.36 = 39,611.09/x - Step 3: Cross multiply
84,585.03x = 126,863.36 × 39,611.09 - Step 4: Simplify right side
84,585.03x = 5,025,196,461.12 - Step 5: Solve for x
x = 5,025,196,461.12/84,585.03 - Step 6: Final answer
x = 59,410.00
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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.