Finding the Fourth Proportional to 190,027.97, 285,124.66 and 119,113.13
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Solution
The fourth proportional to 190,027.97, 285,124.66 and 119,113.13 is: 178,721.53
Step by Step Solution
- Step 1: Write the proportion equation
190,027.97 : 285,124.66 = 119,113.13 : x - Step 2: Convert to fraction form
190,027.97/285,124.66 = 119,113.13/x - Step 3: Cross multiply
190,027.97x = 285,124.66 × 119,113.13 - Step 4: Simplify right side
190,027.97x = 33,962,091,107.81 - Step 5: Solve for x
x = 33,962,091,107.81/190,027.97 - Step 6: Final answer
x = 178,721.53
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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.