Finding the Fourth Proportional to 94,430.97, 141,668.46 and 31,248.54
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Solution
The fourth proportional to 94,430.97, 141,668.46 and 31,248.54 is: 46,880.09
Step by Step Solution
- Step 1: Write the proportion equation
94,430.97 : 141,668.46 = 31,248.54 : x - Step 2: Convert to fraction form
94,430.97/141,668.46 = 31,248.54/x - Step 3: Cross multiply
94,430.97x = 141,668.46 × 31,248.54 - Step 4: Simplify right side
94,430.97x = 4,426,932,539.05 - Step 5: Solve for x
x = 4,426,932,539.05/94,430.97 - Step 6: Final answer
x = 46,880.09
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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.