Finding the Fourth Proportional to 195,532.98, 269,835.50 and 106,108.98
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Solution
The fourth proportional to 195,532.98, 269,835.50 and 106,108.98 is: 146,430.38
Step by Step Solution
- Step 1: Write the proportion equation
195,532.98 : 269,835.50 = 106,108.98 : x - Step 2: Convert to fraction form
195,532.98/269,835.50 = 106,108.98/x - Step 3: Cross multiply
195,532.98x = 269,835.50 × 106,108.98 - Step 4: Simplify right side
195,532.98x = 28,631,969,142.25 - Step 5: Solve for x
x = 28,631,969,142.25/195,532.98 - Step 6: Final answer
x = 146,430.38
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1.5x scale
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.