Finding the Fourth Proportional to 200,670.18, 276,937.29 and 111,246.18
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Solution
The fourth proportional to 200,670.18, 276,937.29 and 111,246.18 is: 153,526.63
Step by Step Solution
- Step 1: Write the proportion equation
200,670.18 : 276,937.29 = 111,246.18 : x - Step 2: Convert to fraction form
200,670.18/276,937.29 = 111,246.18/x - Step 3: Cross multiply
200,670.18x = 276,937.29 × 111,246.18 - Step 4: Simplify right side
200,670.18x = 30,808,215,612.05 - Step 5: Solve for x
x = 30,808,215,612.05/200,670.18 - Step 6: Final answer
x = 153,526.63
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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.