Finding the Fourth Proportional to 75,520.99, 113,298.04 and 22,934.58
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Solution
The fourth proportional to 75,520.99, 113,298.04 and 22,934.58 is: 34,406.89
Step by Step Solution
- Step 1: Write the proportion equation
75,520.99 : 113,298.04 = 22,934.58 : x - Step 2: Convert to fraction form
75,520.99/113,298.04 = 22,934.58/x - Step 3: Cross multiply
75,520.99x = 113,298.04 × 22,934.58 - Step 4: Simplify right side
75,520.99x = 2,598,442,566.02 - Step 5: Solve for x
x = 2,598,442,566.02/75,520.99 - Step 6: Final answer
x = 34,406.89
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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.