Finding the Fourth Proportional to 89,664.17, 134,474.67 and 26,467.23
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Solution
The fourth proportional to 89,664.17, 134,474.67 and 26,467.23 is: 39,694.47
Step by Step Solution
- Step 1: Write the proportion equation
89,664.17 : 134,474.67 = 26,467.23 : x - Step 2: Convert to fraction form
89,664.17/134,474.67 = 26,467.23/x - Step 3: Cross multiply
89,664.17x = 134,474.67 × 26,467.23 - Step 4: Simplify right side
89,664.17x = 3,559,172,020.06 - Step 5: Solve for x
x = 3,559,172,020.06/89,664.17 - Step 6: Final answer
x = 39,694.47
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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.