Finding the Fourth Proportional to 369,206.09, 553,809.07 and 88,723.34
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Solution
The fourth proportional to 369,206.09, 553,809.07 and 88,723.34 is: 133,084.99
Step by Step Solution
- Step 1: Write the proportion equation
369,206.09 : 553,809.07 = 88,723.34 : x - Step 2: Convert to fraction form
369,206.09/553,809.07 = 88,723.34/x - Step 3: Cross multiply
369,206.09x = 553,809.07 × 88,723.34 - Step 4: Simplify right side
369,206.09x = 49,135,790,412.69 - Step 5: Solve for x
x = 49,135,790,412.69/369,206.09 - Step 6: Final answer
x = 133,084.99
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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.