Finding the Fourth Proportional to 146,707.07, 202,579.85 and 93,087.23
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Solution
The fourth proportional to 146,707.07, 202,579.85 and 93,087.23 is: 128,539.12
Step by Step Solution
- Step 1: Write the proportion equation
146,707.07 : 202,579.85 = 93,087.23 : x - Step 2: Convert to fraction form
146,707.07/202,579.85 = 93,087.23/x - Step 3: Cross multiply
146,707.07x = 202,579.85 × 93,087.23 - Step 4: Simplify right side
146,707.07x = 18,857,596,310.13 - Step 5: Solve for x
x = 18,857,596,310.13/146,707.07 - Step 6: Final answer
x = 128,539.12
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.