Finding the Fourth Proportional to 181,225.99, 271,783.50 and 86,406.18
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Solution
The fourth proportional to 181,225.99, 271,783.50 and 86,406.18 is: 129,582.82
Step by Step Solution
- Step 1: Write the proportion equation
181,225.99 : 271,783.50 = 86,406.18 : x - Step 2: Convert to fraction form
181,225.99/271,783.50 = 86,406.18/x - Step 3: Cross multiply
181,225.99x = 271,783.50 × 86,406.18 - Step 4: Simplify right side
181,225.99x = 23,483,774,022.03 - Step 5: Solve for x
x = 23,483,774,022.03/181,225.99 - Step 6: Final answer
x = 129,582.82
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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.