Finding the Fourth Proportional to 163,549.81, 225,665.65 and 95,553.65
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Solution
The fourth proportional to 163,549.81, 225,665.65 and 95,553.65 is: 131,844.70
Step by Step Solution
- Step 1: Write the proportion equation
163,549.81 : 225,665.65 = 95,553.65 : x - Step 2: Convert to fraction form
163,549.81/225,665.65 = 95,553.65/x - Step 3: Cross multiply
163,549.81x = 225,665.65 × 95,553.65 - Step 4: Simplify right side
163,549.81x = 21,563,174,931.03 - Step 5: Solve for x
x = 21,563,174,931.03/163,549.81 - Step 6: Final answer
x = 131,844.70
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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.