Finding the Fourth Proportional to 193,156.02, 266,554.47 and 108,273.09
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Solution
The fourth proportional to 193,156.02, 266,554.47 and 108,273.09 is: 149,416.39
Step by Step Solution
- Step 1: Write the proportion equation
193,156.02 : 266,554.47 = 108,273.09 : x - Step 2: Convert to fraction form
193,156.02/266,554.47 = 108,273.09/x - Step 3: Cross multiply
193,156.02x = 266,554.47 × 108,273.09 - Step 4: Simplify right side
193,156.02x = 28,860,676,120.21 - Step 5: Solve for x
x = 28,860,676,120.21/193,156.02 - Step 6: Final answer
x = 149,416.39
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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.