Finding the Fourth Proportional to 207,210.26, 310,815.48 and 93,224.98
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Solution
The fourth proportional to 207,210.26, 310,815.48 and 93,224.98 is: 139,837.50
Step by Step Solution
- Step 1: Write the proportion equation
207,210.26 : 310,815.48 = 93,224.98 : x - Step 2: Convert to fraction form
207,210.26/310,815.48 = 93,224.98/x - Step 3: Cross multiply
207,210.26x = 310,815.48 × 93,224.98 - Step 4: Simplify right side
207,210.26x = 28,975,765,372.08 - Step 5: Solve for x
x = 28,975,765,372.08/207,210.26 - Step 6: Final answer
x = 139,837.50
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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.