Finding the Fourth Proportional to 94,153.24, 129,950.30 and 55,933.99
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Solution
The fourth proportional to 94,153.24, 129,950.30 and 55,933.99 is: 77,200.10
Step by Step Solution
- Step 1: Write the proportion equation
94,153.24 : 129,950.30 = 55,933.99 : x - Step 2: Convert to fraction form
94,153.24/129,950.30 = 55,933.99/x - Step 3: Cross multiply
94,153.24x = 129,950.30 × 55,933.99 - Step 4: Simplify right side
94,153.24x = 7,268,639,169.31 - Step 5: Solve for x
x = 7,268,639,169.31/94,153.24 - Step 6: Final answer
x = 77,200.10
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1.5x scale
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.