Finding the Fourth Proportional to 203,765.36, 305,681.52 and 63,495.68
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Solution
The fourth proportional to 203,765.36, 305,681.52 and 63,495.68 is: 95,253.95
Step by Step Solution
- Step 1: Write the proportion equation
203,765.36 : 305,681.52 = 63,495.68 : x - Step 2: Convert to fraction form
203,765.36/305,681.52 = 63,495.68/x - Step 3: Cross multiply
203,765.36x = 305,681.52 × 63,495.68 - Step 4: Simplify right side
203,765.36x = 19,409,455,975.83 - Step 5: Solve for x
x = 19,409,455,975.83/203,765.36 - Step 6: Final answer
x = 95,253.95
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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.