Finding the Fourth Proportional to 128,582.99, 192,887.18 and 44,332.08
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Solution
The fourth proportional to 128,582.99, 192,887.18 and 44,332.08 is: 66,502.49
Step by Step Solution
- Step 1: Write the proportion equation
128,582.99 : 192,887.18 = 44,332.08 : x - Step 2: Convert to fraction form
128,582.99/192,887.18 = 44,332.08/x - Step 3: Cross multiply
128,582.99x = 192,887.18 × 44,332.08 - Step 4: Simplify right side
128,582.99x = 8,551,088,930.30 - Step 5: Solve for x
x = 8,551,088,930.30/128,582.99 - Step 6: Final answer
x = 66,502.49
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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.