Finding the Fourth Proportional to 117,395.28, 176,114.84 and 38,532.08
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Solution
The fourth proportional to 117,395.28, 176,114.84 and 38,532.08 is: 57,805.31
Step by Step Solution
- Step 1: Write the proportion equation
117,395.28 : 176,114.84 = 38,532.08 : x - Step 2: Convert to fraction form
117,395.28/176,114.84 = 38,532.08/x - Step 3: Cross multiply
117,395.28x = 176,114.84 × 38,532.08 - Step 4: Simplify right side
117,395.28x = 6,786,071,104.07 - Step 5: Solve for x
x = 6,786,071,104.07/117,395.28 - Step 6: Final answer
x = 57,805.31
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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.