Finding the Fourth Proportional to 207,088.26, 310,632.80 and 57,328.98
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Solution
The fourth proportional to 207,088.26, 310,632.80 and 57,328.98 is: 85,993.58
Step by Step Solution
- Step 1: Write the proportion equation
207,088.26 : 310,632.80 = 57,328.98 : x - Step 2: Convert to fraction form
207,088.26/310,632.80 = 57,328.98/x - Step 3: Cross multiply
207,088.26x = 310,632.80 × 57,328.98 - Step 4: Simplify right side
207,088.26x = 17,808,261,291.90 - Step 5: Solve for x
x = 17,808,261,291.90/207,088.26 - Step 6: Final answer
x = 85,993.58
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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.