Finding the Fourth Proportional to 202,513.56, 303,813.30 and 69,358.08
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Solution
The fourth proportional to 202,513.56, 303,813.30 and 69,358.08 is: 104,051.83
Step by Step Solution
- Step 1: Write the proportion equation
202,513.56 : 303,813.30 = 69,358.08 : x - Step 2: Convert to fraction form
202,513.56/303,813.30 = 69,358.08/x - Step 3: Cross multiply
202,513.56x = 303,813.30 × 69,358.08 - Step 4: Simplify right side
202,513.56x = 21,071,907,166.46 - Step 5: Solve for x
x = 21,071,907,166.46/202,513.56 - Step 6: Final answer
x = 104,051.83
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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.