Finding the Fourth Proportional to 96,922.83, 145,391.18 and 25,845.09
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Solution
The fourth proportional to 96,922.83, 145,391.18 and 25,845.09 is: 38,769.49
Step by Step Solution
- Step 1: Write the proportion equation
96,922.83 : 145,391.18 = 25,845.09 : x - Step 2: Convert to fraction form
96,922.83/145,391.18 = 25,845.09/x - Step 3: Cross multiply
96,922.83x = 145,391.18 × 25,845.09 - Step 4: Simplify right side
96,922.83x = 3,757,648,421.07 - Step 5: Solve for x
x = 3,757,648,421.07/96,922.83 - Step 6: Final answer
x = 38,769.49
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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.