Finding the Fourth Proportional to 113,330.18, 169,880.52 and 57,000.08
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Solution
The fourth proportional to 113,330.18, 169,880.52 and 57,000.08 is: 85,442.41
Step by Step Solution
- Step 1: Write the proportion equation
113,330.18 : 169,880.52 = 57,000.08 : x - Step 2: Convert to fraction form
113,330.18/169,880.52 = 57,000.08/x - Step 3: Cross multiply
113,330.18x = 169,880.52 × 57,000.08 - Step 4: Simplify right side
113,330.18x = 9,683,203,230.44 - Step 5: Solve for x
x = 9,683,203,230.44/113,330.18 - Step 6: Final answer
x = 85,442.41
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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.