Finding the Fourth Proportional to 91,442.44, 137,149.79 and 24,887.75
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Solution
The fourth proportional to 91,442.44, 137,149.79 and 24,887.75 is: 37,327.85
Step by Step Solution
- Step 1: Write the proportion equation
91,442.44 : 137,149.79 = 24,887.75 : x - Step 2: Convert to fraction form
91,442.44/137,149.79 = 24,887.75/x - Step 3: Cross multiply
91,442.44x = 137,149.79 × 24,887.75 - Step 4: Simplify right side
91,442.44x = 3,413,349,686.07 - Step 5: Solve for x
x = 3,413,349,686.07/91,442.44 - Step 6: Final answer
x = 37,327.85
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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.