Finding the Fourth Proportional to 89,202.71, 133,541.61 and 59,546.99
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Solution
The fourth proportional to 89,202.71, 133,541.61 and 59,546.99 is: 89,145.28
Step by Step Solution
- Step 1: Write the proportion equation
89,202.71 : 133,541.61 = 59,546.99 : x - Step 2: Convert to fraction form
89,202.71/133,541.61 = 59,546.99/x - Step 3: Cross multiply
89,202.71x = 133,541.61 × 59,546.99 - Step 4: Simplify right side
89,202.71x = 7,952,000,247.55 - Step 5: Solve for x
x = 7,952,000,247.55/89,202.71 - Step 6: Final answer
x = 89,145.28
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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.