Finding the Fourth Proportional to 239,889.65, 359,959.01 and 97,839.14
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Solution
The fourth proportional to 239,889.65, 359,959.01 and 97,839.14 is: 146,809.50
Step by Step Solution
- Step 1: Write the proportion equation
239,889.65 : 359,959.01 = 97,839.14 : x - Step 2: Convert to fraction form
239,889.65/359,959.01 = 97,839.14/x - Step 3: Cross multiply
239,889.65x = 359,959.01 × 97,839.14 - Step 4: Simplify right side
239,889.65x = 35,218,079,973.65 - Step 5: Solve for x
x = 35,218,079,973.65/239,889.65 - Step 6: Final answer
x = 146,809.50
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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.