Finding the Fourth Proportional to 133,202.32, 199,776.36 and 48,933.52
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Solution
The fourth proportional to 133,202.32, 199,776.36 and 48,933.52 is: 73,390.32
Step by Step Solution
- Step 1: Write the proportion equation
133,202.32 : 199,776.36 = 48,933.52 : x - Step 2: Convert to fraction form
133,202.32/199,776.36 = 48,933.52/x - Step 3: Cross multiply
133,202.32x = 199,776.36 × 48,933.52 - Step 4: Simplify right side
133,202.32x = 9,775,760,507.59 - Step 5: Solve for x
x = 9,775,760,507.59/133,202.32 - Step 6: Final answer
x = 73,390.32
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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.