Finding the Fourth Proportional to 235,857.07, 325,446.11 and 135,235.63
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Solution
The fourth proportional to 235,857.07, 325,446.11 and 135,235.63 is: 186,604.15
Step by Step Solution
- Step 1: Write the proportion equation
235,857.07 : 325,446.11 = 135,235.63 : x - Step 2: Convert to fraction form
235,857.07/325,446.11 = 135,235.63/x - Step 3: Cross multiply
235,857.07x = 325,446.11 × 135,235.63 - Step 4: Simplify right side
235,857.07x = 44,011,908,089.67 - Step 5: Solve for x
x = 44,011,908,089.67/235,857.07 - Step 6: Final answer
x = 186,604.15
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.