Finding the Fourth Proportional to 276,126.18, 414,127.28 and 107,588.66
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Solution
The fourth proportional to 276,126.18, 414,127.28 and 107,588.66 is: 161,358.84
Step by Step Solution
- Step 1: Write the proportion equation
276,126.18 : 414,127.28 = 107,588.66 : x - Step 2: Convert to fraction form
276,126.18/414,127.28 = 107,588.66/x - Step 3: Cross multiply
276,126.18x = 414,127.28 × 107,588.66 - Step 4: Simplify right side
276,126.18x = 44,555,399,124.64 - Step 5: Solve for x
x = 44,555,399,124.64/276,126.18 - Step 6: Final answer
x = 161,358.84
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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.