Finding the Fourth Proportional to 119,374.26, 164,750.50 and 68,403.50
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Solution
The fourth proportional to 119,374.26, 164,750.50 and 68,403.50 is: 94,404.86
Step by Step Solution
- Step 1: Write the proportion equation
119,374.26 : 164,750.50 = 68,403.50 : x - Step 2: Convert to fraction form
119,374.26/164,750.50 = 68,403.50/x - Step 3: Cross multiply
119,374.26x = 164,750.50 × 68,403.50 - Step 4: Simplify right side
119,374.26x = 11,269,510,826.75 - Step 5: Solve for x
x = 11,269,510,826.75/119,374.26 - Step 6: Final answer
x = 94,404.86
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.