Finding the Fourth Proportional to 205,406.04, 283,432.16 and 114,750.74
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Solution
The fourth proportional to 205,406.04, 283,432.16 and 114,750.74 is: 158,340.28
Step by Step Solution
- Step 1: Write the proportion equation
205,406.04 : 283,432.16 = 114,750.74 : x - Step 2: Convert to fraction form
205,406.04/283,432.16 = 114,750.74/x - Step 3: Cross multiply
205,406.04x = 283,432.16 × 114,750.74 - Step 4: Simplify right side
205,406.04x = 32,524,051,095.26 - Step 5: Solve for x
x = 32,524,051,095.26/205,406.04 - Step 6: Final answer
x = 158,340.28
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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.