Finding the Fourth Proportional to 179,475.24, 247,677.49 and 98,905.65
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Solution
The fourth proportional to 179,475.24, 247,677.49 and 98,905.65 is: 136,490.71
Step by Step Solution
- Step 1: Write the proportion equation
179,475.24 : 247,677.49 = 98,905.65 : x - Step 2: Convert to fraction form
179,475.24/247,677.49 = 98,905.65/x - Step 3: Cross multiply
179,475.24x = 247,677.49 × 98,905.65 - Step 4: Simplify right side
179,475.24x = 24,496,703,138.82 - Step 5: Solve for x
x = 24,496,703,138.82/179,475.24 - Step 6: Final answer
x = 136,490.71
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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.