Finding the Fourth Proportional to 153,889.42, 230,810.99 and 48,694.70
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Solution
The fourth proportional to 153,889.42, 230,810.99 and 48,694.70 is: 73,034.73
Step by Step Solution
- Step 1: Write the proportion equation
153,889.42 : 230,810.99 = 48,694.70 : x - Step 2: Convert to fraction form
153,889.42/230,810.99 = 48,694.70/x - Step 3: Cross multiply
153,889.42x = 230,810.99 × 48,694.70 - Step 4: Simplify right side
153,889.42x = 11,239,271,914.75 - Step 5: Solve for x
x = 11,239,271,914.75/153,889.42 - Step 6: Final answer
x = 73,034.73
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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.