Finding the Fourth Proportional to 75,658.66, 113,470.67 and 22,339.19
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Solution
The fourth proportional to 75,658.66, 113,470.67 and 22,339.19 is: 33,503.68
Step by Step Solution
- Step 1: Write the proportion equation
75,658.66 : 113,470.67 = 22,339.19 : x - Step 2: Convert to fraction form
75,658.66/113,470.67 = 22,339.19/x - Step 3: Cross multiply
75,658.66x = 113,470.67 × 22,339.19 - Step 4: Simplify right side
75,658.66x = 2,534,843,196.08 - Step 5: Solve for x
x = 2,534,843,196.08/75,658.66 - Step 6: Final answer
x = 33,503.68
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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.