Finding the Fourth Proportional to 155,164.26, 232,423.46 and 98,724.79
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Solution
The fourth proportional to 155,164.26, 232,423.46 and 98,724.79 is: 147,881.72
Step by Step Solution
- Step 1: Write the proportion equation
155,164.26 : 232,423.46 = 98,724.79 : x - Step 2: Convert to fraction form
155,164.26/232,423.46 = 98,724.79/x - Step 3: Cross multiply
155,164.26x = 232,423.46 × 98,724.79 - Step 4: Simplify right side
155,164.26x = 22,945,958,219.92 - Step 5: Solve for x
x = 22,945,958,219.92/155,164.26 - Step 6: Final answer
x = 147,881.72
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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.