Finding the Fourth Proportional to 202,510.56, 303,808.80 and 69,355.08
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Solution
The fourth proportional to 202,510.56, 303,808.80 and 69,355.08 is: 104,047.33
Step by Step Solution
- Step 1: Write the proportion equation
202,510.56 : 303,808.80 = 69,355.08 : x - Step 2: Convert to fraction form
202,510.56/303,808.80 = 69,355.08/x - Step 3: Cross multiply
202,510.56x = 303,808.80 × 69,355.08 - Step 4: Simplify right side
202,510.56x = 21,070,683,628.70 - Step 5: Solve for x
x = 21,070,683,628.70/202,510.56 - Step 6: Final answer
x = 104,047.33
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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.