Finding the Fourth Proportional to 224,625.86, 336,826.11 and 74,813.48
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Solution
The fourth proportional to 224,625.86, 336,826.11 and 74,813.48 is: 112,182.69
Step by Step Solution
- Step 1: Write the proportion equation
224,625.86 : 336,826.11 = 74,813.48 : x - Step 2: Convert to fraction form
224,625.86/336,826.11 = 74,813.48/x - Step 3: Cross multiply
224,625.86x = 336,826.11 × 74,813.48 - Step 4: Simplify right side
224,625.86x = 25,199,133,443.96 - Step 5: Solve for x
x = 25,199,133,443.96/224,625.86 - Step 6: Final answer
x = 112,182.69
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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.