Finding the Fourth Proportional to 213,545.24, 294,672.84 and 122,877.08
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Solution
The fourth proportional to 213,545.24, 294,672.84 and 122,877.08 is: 169,559.10
Step by Step Solution
- Step 1: Write the proportion equation
213,545.24 : 294,672.84 = 122,877.08 : x - Step 2: Convert to fraction form
213,545.24/294,672.84 = 122,877.08/x - Step 3: Cross multiply
213,545.24x = 294,672.84 × 122,877.08 - Step 4: Simplify right side
213,545.24x = 36,208,538,134.51 - Step 5: Solve for x
x = 36,208,538,134.51/213,545.24 - Step 6: Final answer
x = 169,559.10
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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.