Finding the Fourth Proportional to 74,986.08, 112,247.46 and 41,167.50
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Solution
The fourth proportional to 74,986.08, 112,247.46 and 41,167.50 is: 61,624.07
Step by Step Solution
- Step 1: Write the proportion equation
74,986.08 : 112,247.46 = 41,167.50 : x - Step 2: Convert to fraction form
74,986.08/112,247.46 = 41,167.50/x - Step 3: Cross multiply
74,986.08x = 112,247.46 × 41,167.50 - Step 4: Simplify right side
74,986.08x = 4,620,947,309.55 - Step 5: Solve for x
x = 4,620,947,309.55/74,986.08 - Step 6: Final answer
x = 61,624.07
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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.