Finding the Fourth Proportional to 88,962.14, 133,409.67 and 28,974.95
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Solution
The fourth proportional to 88,962.14, 133,409.67 and 28,974.95 is: 43,451.50
Step by Step Solution
- Step 1: Write the proportion equation
88,962.14 : 133,409.67 = 28,974.95 : x - Step 2: Convert to fraction form
88,962.14/133,409.67 = 28,974.95/x - Step 3: Cross multiply
88,962.14x = 133,409.67 × 28,974.95 - Step 4: Simplify right side
88,962.14x = 3,865,537,850.72 - Step 5: Solve for x
x = 3,865,537,850.72/88,962.14 - Step 6: Final answer
x = 43,451.50
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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.