Finding the Fourth Proportional to 213,684.99, 294,887.24 and 116,886.88
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Solution
The fourth proportional to 213,684.99, 294,887.24 and 116,886.88 is: 161,304.96
Step by Step Solution
- Step 1: Write the proportion equation
213,684.99 : 294,887.24 = 116,886.88 : x - Step 2: Convert to fraction form
213,684.99/294,887.24 = 116,886.88/x - Step 3: Cross multiply
213,684.99x = 294,887.24 × 116,886.88 - Step 4: Simplify right side
213,684.99x = 34,468,449,435.41 - Step 5: Solve for x
x = 34,468,449,435.41/213,684.99 - Step 6: Final answer
x = 161,304.96
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.