Finding the Fourth Proportional to 89,495.36, 134,264.64 and 27,162.08
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Solution
The fourth proportional to 89,495.36, 134,264.64 and 27,162.08 is: 40,749.68
Step by Step Solution
- Step 1: Write the proportion equation
89,495.36 : 134,264.64 = 27,162.08 : x - Step 2: Convert to fraction form
89,495.36/134,264.64 = 27,162.08/x - Step 3: Cross multiply
89,495.36x = 134,264.64 × 27,162.08 - Step 4: Simplify right side
89,495.36x = 3,646,906,892.85 - Step 5: Solve for x
x = 3,646,906,892.85/89,495.36 - Step 6: Final answer
x = 40,749.68
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1.5x scale
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.