Finding the Fourth Proportional to 246,517.74, 369,831.92 and 78,048.14
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Solution
The fourth proportional to 246,517.74, 369,831.92 and 78,048.14 is: 117,089.71
Step by Step Solution
- Step 1: Write the proportion equation
246,517.74 : 369,831.92 = 78,048.14 : x - Step 2: Convert to fraction form
246,517.74/369,831.92 = 78,048.14/x - Step 3: Cross multiply
246,517.74x = 369,831.92 × 78,048.14 - Step 4: Simplify right side
246,517.74x = 28,864,691,229.23 - Step 5: Solve for x
x = 28,864,691,229.23/246,517.74 - Step 6: Final answer
x = 117,089.71
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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.