Finding the Fourth Proportional to 150,737.28, 208,007.04 and 83,664
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Solution
The fourth proportional to 150,737.28, 208,007.04 and 83,664 is: 115,450.54
Step by Step Solution
- Step 1: Write the proportion equation
150,737.28 : 208,007.04 = 83,664 : x - Step 2: Convert to fraction form
150,737.28/208,007.04 = 83,664/x - Step 3: Cross multiply
150,737.28x = 208,007.04 × 83,664 - Step 4: Simplify right side
150,737.28x = 17,402,700,994.56 - Step 5: Solve for x
x = 17,402,700,994.56/150,737.28 - Step 6: Final answer
x = 115,450.54
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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.