Finding the Fourth Proportional to 92,315.36, 138,473.04 and 22,194.68
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Solution
The fourth proportional to 92,315.36, 138,473.04 and 22,194.68 is: 33,292.01
Step by Step Solution
- Step 1: Write the proportion equation
92,315.36 : 138,473.04 = 22,194.68 : x - Step 2: Convert to fraction form
92,315.36/138,473.04 = 22,194.68/x - Step 3: Cross multiply
92,315.36x = 138,473.04 × 22,194.68 - Step 4: Simplify right side
92,315.36x = 3,073,364,119.06 - Step 5: Solve for x
x = 3,073,364,119.06/92,315.36 - Step 6: Final answer
x = 33,292.01
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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.