Finding the Fourth Proportional to 92,040.14, 138,074.79 and 29,696.06
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Solution
The fourth proportional to 92,040.14, 138,074.79 and 29,696.06 is: 44,548.79
Step by Step Solution
- Step 1: Write the proportion equation
92,040.14 : 138,074.79 = 29,696.06 : x - Step 2: Convert to fraction form
92,040.14/138,074.79 = 29,696.06/x - Step 3: Cross multiply
92,040.14x = 138,074.79 × 29,696.06 - Step 4: Simplify right side
92,040.14x = 4,100,277,248.33 - Step 5: Solve for x
x = 4,100,277,248.33/92,040.14 - Step 6: Final answer
x = 44,548.79
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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.