Finding the Fourth Proportional to 134,164.63, 185,151.36 and 73,734.18
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Solution
The fourth proportional to 134,164.63, 185,151.36 and 73,734.18 is: 101,755.45
Step by Step Solution
- Step 1: Write the proportion equation
134,164.63 : 185,151.36 = 73,734.18 : x - Step 2: Convert to fraction form
134,164.63/185,151.36 = 73,734.18/x - Step 3: Cross multiply
134,164.63x = 185,151.36 × 73,734.18 - Step 4: Simplify right side
134,164.63x = 13,651,982,411.06 - Step 5: Solve for x
x = 13,651,982,411.06/134,164.63 - Step 6: Final answer
x = 101,755.45
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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.