Finding the Fourth Proportional to 163,644.74, 225,831.11 and 92,024.13
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Solution
The fourth proportional to 163,644.74, 225,831.11 and 92,024.13 is: 126,994.07
Step by Step Solution
- Step 1: Write the proportion equation
163,644.74 : 225,831.11 = 92,024.13 : x - Step 2: Convert to fraction form
163,644.74/225,831.11 = 92,024.13/x - Step 3: Cross multiply
163,644.74x = 225,831.11 × 92,024.13 - Step 4: Simplify right side
163,644.74x = 20,781,911,811.43 - Step 5: Solve for x
x = 20,781,911,811.43/163,644.74 - Step 6: Final answer
x = 126,994.07
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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.