Finding the Fourth Proportional to 194,225.23, 268,072.18 and 130,526.12
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Solution
The fourth proportional to 194,225.23, 268,072.18 and 130,526.12 is: 180,153.84
Step by Step Solution
- Step 1: Write the proportion equation
194,225.23 : 268,072.18 = 130,526.12 : x - Step 2: Convert to fraction form
194,225.23/268,072.18 = 130,526.12/x - Step 3: Cross multiply
194,225.23x = 268,072.18 × 130,526.12 - Step 4: Simplify right side
194,225.23x = 34,990,421,879.21 - Step 5: Solve for x
x = 34,990,421,879.21/194,225.23 - Step 6: Final answer
x = 180,153.84
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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.