Finding the Fourth Proportional to 155,414.84, 214,471.50 and 88,346.84
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Solution
The fourth proportional to 155,414.84, 214,471.50 and 88,346.84 is: 121,918.08
Step by Step Solution
- Step 1: Write the proportion equation
155,414.84 : 214,471.50 = 88,346.84 : x - Step 2: Convert to fraction form
155,414.84/214,471.50 = 88,346.84/x - Step 3: Cross multiply
155,414.84x = 214,471.50 × 88,346.84 - Step 4: Simplify right side
155,414.84x = 18,947,879,295.06 - Step 5: Solve for x
x = 18,947,879,295.06/155,414.84 - Step 6: Final answer
x = 121,918.08
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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.