Finding the Fourth Proportional to 207,246.34, 310,869.42 and 93,260.92
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Solution
The fourth proportional to 207,246.34, 310,869.42 and 93,260.92 is: 139,891.34
Step by Step Solution
- Step 1: Write the proportion equation
207,246.34 : 310,869.42 = 93,260.92 : x - Step 2: Convert to fraction form
207,246.34/310,869.42 = 93,260.92/x - Step 3: Cross multiply
207,246.34x = 310,869.42 × 93,260.92 - Step 4: Simplify right side
207,246.34x = 28,991,968,109.07 - Step 5: Solve for x
x = 28,991,968,109.07/207,246.34 - Step 6: Final answer
x = 139,891.34
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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.