Finding the Fourth Proportional to 73,271.68, 101,114.96 and 39,737.68
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Solution
The fourth proportional to 73,271.68, 101,114.96 and 39,737.68 is: 54,838.02
Step by Step Solution
- Step 1: Write the proportion equation
73,271.68 : 101,114.96 = 39,737.68 : x - Step 2: Convert to fraction form
73,271.68/101,114.96 = 39,737.68/x - Step 3: Cross multiply
73,271.68x = 101,114.96 × 39,737.68 - Step 4: Simplify right side
73,271.68x = 4,018,073,923.69 - Step 5: Solve for x
x = 4,018,073,923.69/73,271.68 - Step 6: Final answer
x = 54,838.02
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1.5x scale
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.