Finding the Fourth Proportional to 168,013.14, 251,940.38 and 61,323.08
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Solution
The fourth proportional to 168,013.14, 251,940.38 and 61,323.08 is: 91,955.66
Step by Step Solution
- Step 1: Write the proportion equation
168,013.14 : 251,940.38 = 61,323.08 : x - Step 2: Convert to fraction form
168,013.14/251,940.38 = 61,323.08/x - Step 3: Cross multiply
168,013.14x = 251,940.38 × 61,323.08 - Step 4: Simplify right side
168,013.14x = 15,449,758,511.65 - Step 5: Solve for x
x = 15,449,758,511.65/168,013.14 - Step 6: Final answer
x = 91,955.66
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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.