Finding the Fourth Proportional to 75,406.20, 113,123.21 and 24,808.08
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Solution
The fourth proportional to 75,406.20, 113,123.21 and 24,808.08 is: 37,216.69
Step by Step Solution
- Step 1: Write the proportion equation
75,406.20 : 113,123.21 = 24,808.08 : x - Step 2: Convert to fraction form
75,406.20/113,123.21 = 24,808.08/x - Step 3: Cross multiply
75,406.20x = 113,123.21 × 24,808.08 - Step 4: Simplify right side
75,406.20x = 2,806,368,953.88 - Step 5: Solve for x
x = 2,806,368,953.88/75,406.20 - Step 6: Final answer
x = 37,216.69
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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.