Finding the Fourth Proportional to 86,652.45, 119,574.68 and 50,350.68
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Solution
The fourth proportional to 86,652.45, 119,574.68 and 50,350.68 is: 69,480.62
Step by Step Solution
- Step 1: Write the proportion equation
86,652.45 : 119,574.68 = 50,350.68 : x - Step 2: Convert to fraction form
86,652.45/119,574.68 = 50,350.68/x - Step 3: Cross multiply
86,652.45x = 119,574.68 × 50,350.68 - Step 4: Simplify right side
86,652.45x = 6,020,666,197.03 - Step 5: Solve for x
x = 6,020,666,197.03/86,652.45 - Step 6: Final answer
x = 69,480.62
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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.