Finding the Fourth Proportional to 73,052.93, 100,829.84 and 42,847.99
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Solution
The fourth proportional to 73,052.93, 100,829.84 and 42,847.99 is: 59,140.07
Step by Step Solution
- Step 1: Write the proportion equation
73,052.93 : 100,829.84 = 42,847.99 : x - Step 2: Convert to fraction form
73,052.93/100,829.84 = 42,847.99/x - Step 3: Cross multiply
73,052.93x = 100,829.84 × 42,847.99 - Step 4: Simplify right side
73,052.93x = 4,320,355,509.71 - Step 5: Solve for x
x = 4,320,355,509.71/73,052.93 - Step 6: Final answer
x = 59,140.07
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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.