Finding the Fourth Proportional to 239,164.28, 358,790.58 and 98,933.84
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Solution
The fourth proportional to 239,164.28, 358,790.58 and 98,933.84 is: 148,419.03
Step by Step Solution
- Step 1: Write the proportion equation
239,164.28 : 358,790.58 = 98,933.84 : x - Step 2: Convert to fraction form
239,164.28/358,790.58 = 98,933.84/x - Step 3: Cross multiply
239,164.28x = 358,790.58 × 98,933.84 - Step 4: Simplify right side
239,164.28x = 35,496,529,386.74 - Step 5: Solve for x
x = 35,496,529,386.74/239,164.28 - Step 6: Final answer
x = 148,419.03
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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.