Finding the Fourth Proportional to 192,703.70, 288,688.35 and 103,927.70
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Solution
The fourth proportional to 192,703.70, 288,688.35 and 103,927.70 is: 155,693.51
Step by Step Solution
- Step 1: Write the proportion equation
192,703.70 : 288,688.35 = 103,927.70 : x - Step 2: Convert to fraction form
192,703.70/288,688.35 = 103,927.70/x - Step 3: Cross multiply
192,703.70x = 288,688.35 × 103,927.70 - Step 4: Simplify right side
192,703.70x = 30,002,716,232.30 - Step 5: Solve for x
x = 30,002,716,232.30/192,703.70 - Step 6: Final answer
x = 155,693.51
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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.