Finding the Fourth Proportional to 163,220.40, 244,830.60 and 141,350.40
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Solution
The fourth proportional to 163,220.40, 244,830.60 and 141,350.40 is: 212,025.60
Step by Step Solution
- Step 1: Write the proportion equation
163,220.40 : 244,830.60 = 141,350.40 : x - Step 2: Convert to fraction form
163,220.40/244,830.60 = 141,350.40/x - Step 3: Cross multiply
163,220.40x = 244,830.60 × 141,350.40 - Step 4: Simplify right side
163,220.40x = 34,606,903,242.24 - Step 5: Solve for x
x = 34,606,903,242.24/163,220.40 - Step 6: Final answer
x = 212,025.60
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1.5x scale
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.