Finding the Fourth Proportional to 162,826.29, 224,697.63 and 91,206.09
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Solution
The fourth proportional to 162,826.29, 224,697.63 and 91,206.09 is: 125,862.92
Step by Step Solution
- Step 1: Write the proportion equation
162,826.29 : 224,697.63 = 91,206.09 : x - Step 2: Convert to fraction form
162,826.29/224,697.63 = 91,206.09/x - Step 3: Cross multiply
162,826.29x = 224,697.63 × 91,206.09 - Step 4: Simplify right side
162,826.29x = 20,493,792,264.57 - Step 5: Solve for x
x = 20,493,792,264.57/162,826.29 - Step 6: Final answer
x = 125,862.92
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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.