Finding the Fourth Proportional to 238,299.17, 357,599.41 and 133,187.09
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Solution
The fourth proportional to 238,299.17, 357,599.41 and 133,187.09 is: 199,864.83
Step by Step Solution
- Step 1: Write the proportion equation
238,299.17 : 357,599.41 = 133,187.09 : x - Step 2: Convert to fraction form
238,299.17/357,599.41 = 133,187.09/x - Step 3: Cross multiply
238,299.17x = 357,599.41 × 133,187.09 - Step 4: Simplify right side
238,299.17x = 47,627,622,682.65 - Step 5: Solve for x
x = 47,627,622,682.65/238,299.17 - Step 6: Final answer
x = 199,864.83
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1.5x scale
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.