Finding the Fourth Proportional to 175,812.99, 263,731.68 and 70,631.88
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Solution
The fourth proportional to 175,812.99, 263,731.68 and 70,631.88 is: 105,952.72
Step by Step Solution
- Step 1: Write the proportion equation
175,812.99 : 263,731.68 = 70,631.88 : x - Step 2: Convert to fraction form
175,812.99/263,731.68 = 70,631.88/x - Step 3: Cross multiply
175,812.99x = 263,731.68 × 70,631.88 - Step 4: Simplify right side
175,812.99x = 18,627,864,373.96 - Step 5: Solve for x
x = 18,627,864,373.96/175,812.99 - Step 6: Final answer
x = 105,952.72
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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.