Finding the Fourth Proportional to 214,816.84, 322,228.50 and 74,579.92
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Solution
The fourth proportional to 214,816.84, 322,228.50 and 74,579.92 is: 111,871.00
Step by Step Solution
- Step 1: Write the proportion equation
214,816.84 : 322,228.50 = 74,579.92 : x - Step 2: Convert to fraction form
214,816.84/322,228.50 = 74,579.92/x - Step 3: Cross multiply
214,816.84x = 322,228.50 × 74,579.92 - Step 4: Simplify right side
214,816.84x = 24,031,775,751.72 - Step 5: Solve for x
x = 24,031,775,751.72/214,816.84 - Step 6: Final answer
x = 111,871.00
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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.