Finding the Fourth Proportional to 213,116.03, 294,098.18 and 116,318.94
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Solution
The fourth proportional to 213,116.03, 294,098.18 and 116,318.94 is: 160,519.07
Step by Step Solution
- Step 1: Write the proportion equation
213,116.03 : 294,098.18 = 116,318.94 : x - Step 2: Convert to fraction form
213,116.03/294,098.18 = 116,318.94/x - Step 3: Cross multiply
213,116.03x = 294,098.18 × 116,318.94 - Step 4: Simplify right side
213,116.03x = 34,209,186,869.07 - Step 5: Solve for x
x = 34,209,186,869.07/213,116.03 - Step 6: Final answer
x = 160,519.07
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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.