Finding the Fourth Proportional to 75,515.00, 113,277.50 and 22,211.75
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Solution
The fourth proportional to 75,515.00, 113,277.50 and 22,211.75 is: 33,319.09
Step by Step Solution
- Step 1: Write the proportion equation
75,515.00 : 113,277.50 = 22,211.75 : x - Step 2: Convert to fraction form
75,515.00/113,277.50 = 22,211.75/x - Step 3: Cross multiply
75,515.00x = 113,277.50 × 22,211.75 - Step 4: Simplify right side
75,515.00x = 2,516,091,235.07 - Step 5: Solve for x
x = 2,516,091,235.07/75,515.00 - Step 6: Final answer
x = 33,319.09
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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.