Finding the Fourth Proportional to 94,913.13, 142,073.22 and 63,349.05
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Solution
The fourth proportional to 94,913.13, 142,073.22 and 63,349.05 is: 94,825.70
Step by Step Solution
- Step 1: Write the proportion equation
94,913.13 : 142,073.22 = 63,349.05 : x - Step 2: Convert to fraction form
94,913.13/142,073.22 = 63,349.05/x - Step 3: Cross multiply
94,913.13x = 142,073.22 × 63,349.05 - Step 4: Simplify right side
94,913.13x = 9,000,203,517.44 - Step 5: Solve for x
x = 9,000,203,517.44/94,913.13 - Step 6: Final answer
x = 94,825.70
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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.