Finding the Fourth Proportional to 94,695.69, 142,057.04 and 31,494.99
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Solution
The fourth proportional to 94,695.69, 142,057.04 and 31,494.99 is: 47,246.97
Step by Step Solution
- Step 1: Write the proportion equation
94,695.69 : 142,057.04 = 31,494.99 : x - Step 2: Convert to fraction form
94,695.69/142,057.04 = 31,494.99/x - Step 3: Cross multiply
94,695.69x = 142,057.04 × 31,494.99 - Step 4: Simplify right side
94,695.69x = 4,474,084,896.75 - Step 5: Solve for x
x = 4,474,084,896.75/94,695.69 - Step 6: Final answer
x = 47,246.97
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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.