Finding the Fourth Proportional to 77,004.36, 106,260.99 and 44,736.12
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Solution
The fourth proportional to 77,004.36, 106,260.99 and 44,736.12 is: 61,732.93
Step by Step Solution
- Step 1: Write the proportion equation
77,004.36 : 106,260.99 = 44,736.12 : x - Step 2: Convert to fraction form
77,004.36/106,260.99 = 44,736.12/x - Step 3: Cross multiply
77,004.36x = 106,260.99 × 44,736.12 - Step 4: Simplify right side
77,004.36x = 4,753,704,399.96 - Step 5: Solve for x
x = 4,753,704,399.96/77,004.36 - Step 6: Final answer
x = 61,732.93
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.