Finding the Fourth Proportional to 254,209.28, 381,239.68 and 96,323.84
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Solution
The fourth proportional to 254,209.28, 381,239.68 and 96,323.84 is: 144,457.63
Step by Step Solution
- Step 1: Write the proportion equation
254,209.28 : 381,239.68 = 96,323.84 : x - Step 2: Convert to fraction form
254,209.28/381,239.68 = 96,323.84/x - Step 3: Cross multiply
254,209.28x = 381,239.68 × 96,323.84 - Step 4: Simplify right side
254,209.28x = 36,722,469,937.97 - Step 5: Solve for x
x = 36,722,469,937.97/254,209.28 - Step 6: Final answer
x = 144,457.63
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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.