Finding the Fourth Proportional to 224,415.05, 336,331.73 and 91,140.48
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Solution
The fourth proportional to 224,415.05, 336,331.73 and 91,140.48 is: 136,592.60
Step by Step Solution
- Step 1: Write the proportion equation
224,415.05 : 336,331.73 = 91,140.48 : x - Step 2: Convert to fraction form
224,415.05/336,331.73 = 91,140.48/x - Step 3: Cross multiply
224,415.05x = 336,331.73 × 91,140.48 - Step 4: Simplify right side
224,415.05x = 30,653,434,855.73 - Step 5: Solve for x
x = 30,653,434,855.73/224,415.05 - Step 6: Final answer
x = 136,592.60
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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.