Finding the Fourth Proportional to 147,800.06, 203,974.37 and 84,137.84
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Solution
The fourth proportional to 147,800.06, 203,974.37 and 84,137.84 is: 116,116.07
Step by Step Solution
- Step 1: Write the proportion equation
147,800.06 : 203,974.37 = 84,137.84 : x - Step 2: Convert to fraction form
147,800.06/203,974.37 = 84,137.84/x - Step 3: Cross multiply
147,800.06x = 203,974.37 × 84,137.84 - Step 4: Simplify right side
147,800.06x = 17,161,961,466.60 - Step 5: Solve for x
x = 17,161,961,466.60/147,800.06 - Step 6: Final answer
x = 116,116.07
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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.