Finding the Fourth Proportional to 73,479.83, 110,268.90 and 26,732.70
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Solution
The fourth proportional to 73,479.83, 110,268.90 and 26,732.70 is: 40,116.94
Step by Step Solution
- Step 1: Write the proportion equation
73,479.83 : 110,268.90 = 26,732.70 : x - Step 2: Convert to fraction form
73,479.83/110,268.90 = 26,732.70/x - Step 3: Cross multiply
73,479.83x = 110,268.90 × 26,732.70 - Step 4: Simplify right side
73,479.83x = 2,947,785,423.03 - Step 5: Solve for x
x = 2,947,785,423.03/73,479.83 - Step 6: Final answer
x = 40,116.94
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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.