Finding the Fourth Proportional to 239,774.56, 359,882.64 and 121,529.68
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Solution
The fourth proportional to 239,774.56, 359,882.64 and 121,529.68 is: 182,406.43
Step by Step Solution
- Step 1: Write the proportion equation
239,774.56 : 359,882.64 = 121,529.68 : x - Step 2: Convert to fraction form
239,774.56/359,882.64 = 121,529.68/x - Step 3: Cross multiply
239,774.56x = 359,882.64 × 121,529.68 - Step 4: Simplify right side
239,774.56x = 43,736,422,076.76 - Step 5: Solve for x
x = 43,736,422,076.76/239,774.56 - Step 6: Final answer
x = 182,406.43
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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.