Finding the Fourth Proportional to 147,816.01, 221,583.75 and 47,906.00
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Solution
The fourth proportional to 147,816.01, 221,583.75 and 47,906.00 is: 71,813.54
Step by Step Solution
- Step 1: Write the proportion equation
147,816.01 : 221,583.75 = 47,906.00 : x - Step 2: Convert to fraction form
147,816.01/221,583.75 = 47,906.00/x - Step 3: Cross multiply
147,816.01x = 221,583.75 × 47,906.00 - Step 4: Simplify right side
147,816.01x = 10,615,190,670.87 - Step 5: Solve for x
x = 10,615,190,670.87/147,816.01 - Step 6: Final answer
x = 71,813.54
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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.