Finding the Fourth Proportional to 88,901.12, 133,295.36 and 44,515.84
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Solution
The fourth proportional to 88,901.12, 133,295.36 and 44,515.84 is: 66,745.56
Step by Step Solution
- Step 1: Write the proportion equation
88,901.12 : 133,295.36 = 44,515.84 : x - Step 2: Convert to fraction form
88,901.12/133,295.36 = 44,515.84/x - Step 3: Cross multiply
88,901.12x = 133,295.36 × 44,515.84 - Step 4: Simplify right side
88,901.12x = 5,933,754,918.50 - Step 5: Solve for x
x = 5,933,754,918.50/88,901.12 - Step 6: Final answer
x = 66,745.56
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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.