Finding the Fourth Proportional to 79,582.32, 119,289.98 and 32,231.00
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Solution
The fourth proportional to 79,582.32, 119,289.98 and 32,231.00 is: 48,312.69
Step by Step Solution
- Step 1: Write the proportion equation
79,582.32 : 119,289.98 = 32,231.00 : x - Step 2: Convert to fraction form
79,582.32/119,289.98 = 32,231.00/x - Step 3: Cross multiply
79,582.32x = 119,289.98 × 32,231.00 - Step 4: Simplify right side
79,582.32x = 3,844,835,724.18 - Step 5: Solve for x
x = 3,844,835,724.18/79,582.32 - Step 6: Final answer
x = 48,312.69
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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.