Finding the Fourth Proportional to 84,269.66, 126,355.56 and 39,896.03
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Solution
The fourth proportional to 84,269.66, 126,355.56 and 39,896.03 is: 59,820.88
Step by Step Solution
- Step 1: Write the proportion equation
84,269.66 : 126,355.56 = 39,896.03 : x - Step 2: Convert to fraction form
84,269.66/126,355.56 = 39,896.03/x - Step 3: Cross multiply
84,269.66x = 126,355.56 × 39,896.03 - Step 4: Simplify right side
84,269.66x = 5,041,084,580.65 - Step 5: Solve for x
x = 5,041,084,580.65/84,269.66 - Step 6: Final answer
x = 59,820.88
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.