Finding the Fourth Proportional to 83,933.46, 125,901.51 and 46,729.99
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Solution
The fourth proportional to 83,933.46, 125,901.51 and 46,729.99 is: 70,095.72
Step by Step Solution
- Step 1: Write the proportion equation
83,933.46 : 125,901.51 = 46,729.99 : x - Step 2: Convert to fraction form
83,933.46/125,901.51 = 46,729.99/x - Step 3: Cross multiply
83,933.46x = 125,901.51 × 46,729.99 - Step 4: Simplify right side
83,933.46x = 5,883,376,303.28 - Step 5: Solve for x
x = 5,883,376,303.28/83,933.46 - Step 6: Final answer
x = 70,095.72
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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.