Finding the Fourth Proportional to 248,951.28, 343,542.36 and 135,767.28
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Solution
The fourth proportional to 248,951.28, 343,542.36 and 135,767.28 is: 187,353.17
Step by Step Solution
- Step 1: Write the proportion equation
248,951.28 : 343,542.36 = 135,767.28 : x - Step 2: Convert to fraction form
248,951.28/343,542.36 = 135,767.28/x - Step 3: Cross multiply
248,951.28x = 343,542.36 × 135,767.28 - Step 4: Simplify right side
248,951.28x = 46,641,811,781.98 - Step 5: Solve for x
x = 46,641,811,781.98/248,951.28 - Step 6: Final answer
x = 187,353.17
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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.