Finding the Fourth Proportional to 195,753.84, 270,133.08 and 106,327.92
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Solution
The fourth proportional to 195,753.84, 270,133.08 and 106,327.92 is: 146,728.61
Step by Step Solution
- Step 1: Write the proportion equation
195,753.84 : 270,133.08 = 106,327.92 : x - Step 2: Convert to fraction form
195,753.84/270,133.08 = 106,327.92/x - Step 3: Cross multiply
195,753.84x = 270,133.08 × 106,327.92 - Step 4: Simplify right side
195,753.84x = 28,722,688,519.59 - Step 5: Solve for x
x = 28,722,688,519.59/195,753.84 - Step 6: Final answer
x = 146,728.61
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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.