Finding the Fourth Proportional to 224,414.61, 336,331.07 and 91,140.05
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Solution
The fourth proportional to 224,414.61, 336,331.07 and 91,140.05 is: 136,591.95
Step by Step Solution
- Step 1: Write the proportion equation
224,414.61 : 336,331.07 = 91,140.05 : x - Step 2: Convert to fraction form
224,414.61/336,331.07 = 91,140.05/x - Step 3: Cross multiply
224,414.61x = 336,331.07 × 91,140.05 - Step 4: Simplify right side
224,414.61x = 30,653,228,854.70 - Step 5: Solve for x
x = 30,653,228,854.70/224,414.61 - Step 6: Final answer
x = 136,591.95
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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.