Finding the Fourth Proportional to 135,762.91, 203,379.47 and 88,873.63
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Solution
The fourth proportional to 135,762.91, 203,379.47 and 88,873.63 is: 133,137.03
Step by Step Solution
- Step 1: Write the proportion equation
135,762.91 : 203,379.47 = 88,873.63 : x - Step 2: Convert to fraction form
135,762.91/203,379.47 = 88,873.63/x - Step 3: Cross multiply
135,762.91x = 203,379.47 × 88,873.63 - Step 4: Simplify right side
135,762.91x = 18,075,070,305.11 - Step 5: Solve for x
x = 18,075,070,305.11/135,762.91 - Step 6: Final answer
x = 133,137.03
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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.