Finding the Fourth Proportional to 135,773.28, 203,452.02 and 69,113.52
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Solution
The fourth proportional to 135,773.28, 203,452.02 and 69,113.52 is: 103,564.45
Step by Step Solution
- Step 1: Write the proportion equation
135,773.28 : 203,452.02 = 69,113.52 : x - Step 2: Convert to fraction form
135,773.28/203,452.02 = 69,113.52/x - Step 3: Cross multiply
135,773.28x = 203,452.02 × 69,113.52 - Step 4: Simplify right side
135,773.28x = 14,061,285,253.31 - Step 5: Solve for x
x = 14,061,285,253.31/135,773.28 - Step 6: Final answer
x = 103,564.45
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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.