Finding the Fourth Proportional to 163,726.19, 225,941.81 and 92,106.26
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Solution
The fourth proportional to 163,726.19, 225,941.81 and 92,106.26 is: 127,106.46
Step by Step Solution
- Step 1: Write the proportion equation
163,726.19 : 225,941.81 = 92,106.26 : x - Step 2: Convert to fraction form
163,726.19/225,941.81 = 92,106.26/x - Step 3: Cross multiply
163,726.19x = 225,941.81 × 92,106.26 - Step 4: Simplify right side
163,726.19x = 20,810,655,624.69 - Step 5: Solve for x
x = 20,810,655,624.69/163,726.19 - Step 6: Final answer
x = 127,106.46
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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.