Finding the Fourth Proportional to 197,834.42, 272,860.81 and 170,285.98
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Solution
The fourth proportional to 197,834.42, 272,860.81 and 170,285.98 is: 234,864.95
Step by Step Solution
- Step 1: Write the proportion equation
197,834.42 : 272,860.81 = 170,285.98 : x - Step 2: Convert to fraction form
197,834.42/272,860.81 = 170,285.98/x - Step 3: Cross multiply
197,834.42x = 272,860.81 × 170,285.98 - Step 4: Simplify right side
197,834.42x = 46,464,370,434.44 - Step 5: Solve for x
x = 46,464,370,434.44/197,834.42 - Step 6: Final answer
x = 234,864.95
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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.