Finding the Fourth Proportional to 73,329.04, 109,993.52 and 26,581.84
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Solution
The fourth proportional to 73,329.04, 109,993.52 and 26,581.84 is: 39,872.75
Step by Step Solution
- Step 1: Write the proportion equation
73,329.04 : 109,993.52 = 26,581.84 : x - Step 2: Convert to fraction form
73,329.04/109,993.52 = 26,581.84/x - Step 3: Cross multiply
73,329.04x = 109,993.52 × 26,581.84 - Step 4: Simplify right side
73,329.04x = 2,923,830,149.68 - Step 5: Solve for x
x = 2,923,830,149.68/73,329.04 - Step 6: Final answer
x = 39,872.75
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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.