Finding the Fourth Proportional to 149,530.24, 224,272.40 and 54,738.08
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Solution
The fourth proportional to 149,530.24, 224,272.40 and 54,738.08 is: 82,098.72
Step by Step Solution
- Step 1: Write the proportion equation
149,530.24 : 224,272.40 = 54,738.08 : x - Step 2: Convert to fraction form
149,530.24/224,272.40 = 54,738.08/x - Step 3: Cross multiply
149,530.24x = 224,272.40 × 54,738.08 - Step 4: Simplify right side
149,530.24x = 12,276,240,572.99 - Step 5: Solve for x
x = 12,276,240,572.99/149,530.24 - Step 6: Final answer
x = 82,098.72
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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.