Finding the Fourth Proportional to 75,589.24, 113,387.10 and 25,673.80
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Solution
The fourth proportional to 75,589.24, 113,387.10 and 25,673.80 is: 38,511.80
Step by Step Solution
- Step 1: Write the proportion equation
75,589.24 : 113,387.10 = 25,673.80 : x - Step 2: Convert to fraction form
75,589.24/113,387.10 = 25,673.80/x - Step 3: Cross multiply
75,589.24x = 113,387.10 × 25,673.80 - Step 4: Simplify right side
75,589.24x = 2,911,077,727.98 - Step 5: Solve for x
x = 2,911,077,727.98/75,589.24 - Step 6: Final answer
x = 38,511.80
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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.