Finding the Fourth Proportional to 115,415.30, 173,252.55 and 62,797.70
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Solution
The fourth proportional to 115,415.30, 173,252.55 and 62,797.70 is: 94,267.07
Step by Step Solution
- Step 1: Write the proportion equation
115,415.30 : 173,252.55 = 62,797.70 : x - Step 2: Convert to fraction form
115,415.30/173,252.55 = 62,797.70/x - Step 3: Cross multiply
115,415.30x = 173,252.55 × 62,797.70 - Step 4: Simplify right side
115,415.30x = 10,879,861,659.14 - Step 5: Solve for x
x = 10,879,861,659.14/115,415.30 - Step 6: Final answer
x = 94,267.07
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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.