Finding the Fourth Proportional to 114,867.70, 172,230.99 and 44,665.18
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Solution
The fourth proportional to 114,867.70, 172,230.99 and 44,665.18 is: 66,970.33
Step by Step Solution
- Step 1: Write the proportion equation
114,867.70 : 172,230.99 = 44,665.18 : x - Step 2: Convert to fraction form
114,867.70/172,230.99 = 44,665.18/x - Step 3: Cross multiply
114,867.70x = 172,230.99 × 44,665.18 - Step 4: Simplify right side
114,867.70x = 7,692,728,169.93 - Step 5: Solve for x
x = 7,692,728,169.93/114,867.70 - Step 6: Final answer
x = 66,970.33
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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.