Finding the Fourth Proportional to 145,385.79, 218,133.38 and 50,623.08
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Solution
The fourth proportional to 145,385.79, 218,133.38 and 50,623.08 is: 75,953.66
Step by Step Solution
- Step 1: Write the proportion equation
145,385.79 : 218,133.38 = 50,623.08 : x - Step 2: Convert to fraction form
145,385.79/218,133.38 = 50,623.08/x - Step 3: Cross multiply
145,385.79x = 218,133.38 × 50,623.08 - Step 4: Simplify right side
145,385.79x = 11,042,583,546.41 - Step 5: Solve for x
x = 11,042,583,546.41/145,385.79 - Step 6: Final answer
x = 75,953.66
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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.