Finding the Fourth Proportional to 162,324.08, 224,006.74 and 90,704.17
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Solution
The fourth proportional to 162,324.08, 224,006.74 and 90,704.17 is: 125,171.48
Step by Step Solution
- Step 1: Write the proportion equation
162,324.08 : 224,006.74 = 90,704.17 : x - Step 2: Convert to fraction form
162,324.08/224,006.74 = 90,704.17/x - Step 3: Cross multiply
162,324.08x = 224,006.74 × 90,704.17 - Step 4: Simplify right side
162,324.08x = 20,318,345,426.11 - Step 5: Solve for x
x = 20,318,345,426.11/162,324.08 - Step 6: Final answer
x = 125,171.48
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1.5x scale
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.