Finding the Fourth Proportional to 84,308.26, 126,424.95 and 44,857.06
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Solution
The fourth proportional to 84,308.26, 126,424.95 and 44,857.06 is: 67,265.67
Step by Step Solution
- Step 1: Write the proportion equation
84,308.26 : 126,424.95 = 44,857.06 : x - Step 2: Convert to fraction form
84,308.26/126,424.95 = 44,857.06/x - Step 3: Cross multiply
84,308.26x = 126,424.95 × 44,857.06 - Step 4: Simplify right side
84,308.26x = 5,671,051,567.65 - Step 5: Solve for x
x = 5,671,051,567.65/84,308.26 - Step 6: Final answer
x = 67,265.67
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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.