Finding the Fourth Proportional to 194,526.68, 268,668.20 and 130,753.76
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Solution
The fourth proportional to 194,526.68, 268,668.20 and 130,753.76 is: 180,588.99
Step by Step Solution
- Step 1: Write the proportion equation
194,526.68 : 268,668.20 = 130,753.76 : x - Step 2: Convert to fraction form
194,526.68/268,668.20 = 130,753.76/x - Step 3: Cross multiply
194,526.68x = 268,668.20 × 130,753.76 - Step 4: Simplify right side
194,526.68x = 35,129,377,342.43 - Step 5: Solve for x
x = 35,129,377,342.43/194,526.68 - Step 6: Final answer
x = 180,588.99
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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.