Finding the Fourth Proportional to 193,222.06, 266,621.07 and 107,180.08
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Solution
The fourth proportional to 193,222.06, 266,621.07 and 107,180.08 is: 147,894.44
Step by Step Solution
- Step 1: Write the proportion equation
193,222.06 : 266,621.07 = 107,180.08 : x - Step 2: Convert to fraction form
193,222.06/266,621.07 = 107,180.08/x - Step 3: Cross multiply
193,222.06x = 266,621.07 × 107,180.08 - Step 4: Simplify right side
193,222.06x = 28,576,467,612.29 - Step 5: Solve for x
x = 28,576,467,612.29/193,222.06 - Step 6: Final answer
x = 147,894.44
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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.