Finding the Fourth Proportional to 97,921.96, 146,882.64 and 27,801.32
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Solution
The fourth proportional to 97,921.96, 146,882.64 and 27,801.32 is: 41,701.89
Step by Step Solution
- Step 1: Write the proportion equation
97,921.96 : 146,882.64 = 27,801.32 : x - Step 2: Convert to fraction form
97,921.96/146,882.64 = 27,801.32/x - Step 3: Cross multiply
97,921.96x = 146,882.64 × 27,801.32 - Step 4: Simplify right side
97,921.96x = 4,083,531,277.08 - Step 5: Solve for x
x = 4,083,531,277.08/97,921.96 - Step 6: Final answer
x = 41,701.89
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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.