Finding the Fourth Proportional to 276,167.12, 414,246.40 and 124,256.88
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Solution
The fourth proportional to 276,167.12, 414,246.40 and 124,256.88 is: 186,383.39
Step by Step Solution
- Step 1: Write the proportion equation
276,167.12 : 414,246.40 = 124,256.88 : x - Step 2: Convert to fraction form
276,167.12/414,246.40 = 124,256.88/x - Step 3: Cross multiply
276,167.12x = 414,246.40 × 124,256.88 - Step 4: Simplify right side
276,167.12x = 51,472,965,215.23 - Step 5: Solve for x
x = 51,472,965,215.23/276,167.12 - Step 6: Final answer
x = 186,383.39
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.