Finding the Fourth Proportional to 131,079.97, 196,579.41 and 46,828.53
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Solution
The fourth proportional to 131,079.97, 196,579.41 and 46,828.53 is: 70,228.31
Step by Step Solution
- Step 1: Write the proportion equation
131,079.97 : 196,579.41 = 46,828.53 : x - Step 2: Convert to fraction form
131,079.97/196,579.41 = 46,828.53/x - Step 3: Cross multiply
131,079.97x = 196,579.41 × 46,828.53 - Step 4: Simplify right side
131,079.97x = 9,205,524,622.96 - Step 5: Solve for x
x = 9,205,524,622.96/131,079.97 - Step 6: Final answer
x = 70,228.31
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.