Finding the Fourth Proportional to 73,694.68, 101,715.05 and 46,831.94
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Solution
The fourth proportional to 73,694.68, 101,715.05 and 46,831.94 is: 64,638.50
Step by Step Solution
- Step 1: Write the proportion equation
73,694.68 : 101,715.05 = 46,831.94 : x - Step 2: Convert to fraction form
73,694.68/101,715.05 = 46,831.94/x - Step 3: Cross multiply
73,694.68x = 101,715.05 × 46,831.94 - Step 4: Simplify right side
73,694.68x = 4,763,513,108.63 - Step 5: Solve for x
x = 4,763,513,108.63/73,694.68 - Step 6: Final answer
x = 64,638.50
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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.