Finding the Fourth Proportional to 207,124.74, 310,740.57 and 94,751.28
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Solution
The fourth proportional to 207,124.74, 310,740.57 and 94,751.28 is: 142,151.38
Step by Step Solution
- Step 1: Write the proportion equation
207,124.74 : 310,740.57 = 94,751.28 : x - Step 2: Convert to fraction form
207,124.74/310,740.57 = 94,751.28/x - Step 3: Cross multiply
207,124.74x = 310,740.57 × 94,751.28 - Step 4: Simplify right side
207,124.74x = 29,443,066,755.43 - Step 5: Solve for x
x = 29,443,066,755.43/207,124.74 - Step 6: Final answer
x = 142,151.38
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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.