Finding the Fourth Proportional to 147,888.40, 204,122.26 and 84,263.70
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Solution
The fourth proportional to 147,888.40, 204,122.26 and 84,263.70 is: 116,304.57
Step by Step Solution
- Step 1: Write the proportion equation
147,888.40 : 204,122.26 = 84,263.70 : x - Step 2: Convert to fraction form
147,888.40/204,122.26 = 84,263.70/x - Step 3: Cross multiply
147,888.40x = 204,122.26 × 84,263.70 - Step 4: Simplify right side
147,888.40x = 17,200,096,879.96 - Step 5: Solve for x
x = 17,200,096,879.96/147,888.40 - Step 6: Final answer
x = 116,304.57
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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.