Finding the Fourth Proportional to 224,153.08, 308,905.84 and 160,379.80
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Solution
The fourth proportional to 224,153.08, 308,905.84 and 160,379.80 is: 221,019.75
Step by Step Solution
- Step 1: Write the proportion equation
224,153.08 : 308,905.84 = 160,379.80 : x - Step 2: Convert to fraction form
224,153.08/308,905.84 = 160,379.80/x - Step 3: Cross multiply
224,153.08x = 308,905.84 × 160,379.80 - Step 4: Simplify right side
224,153.08x = 49,542,256,838.03 - Step 5: Solve for x
x = 49,542,256,838.03/224,153.08 - Step 6: Final answer
x = 221,019.75
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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.