Finding the Fourth Proportional to 135,212.64, 202,823.10 and 46,464.88
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Solution
The fourth proportional to 135,212.64, 202,823.10 and 46,464.88 is: 69,698.74
Step by Step Solution
- Step 1: Write the proportion equation
135,212.64 : 202,823.10 = 46,464.88 : x - Step 2: Convert to fraction form
135,212.64/202,823.10 = 46,464.88/x - Step 3: Cross multiply
135,212.64x = 202,823.10 × 46,464.88 - Step 4: Simplify right side
135,212.64x = 9,424,151,002.73 - Step 5: Solve for x
x = 9,424,151,002.73/135,212.64 - Step 6: Final answer
x = 69,698.74
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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.