Finding the Fourth Proportional to 93,013.13, 139,519.70 and 27,349.13
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Solution
The fourth proportional to 93,013.13, 139,519.70 and 27,349.13 is: 41,023.69
Step by Step Solution
- Step 1: Write the proportion equation
93,013.13 : 139,519.70 = 27,349.13 : x - Step 2: Convert to fraction form
93,013.13/139,519.70 = 27,349.13/x - Step 3: Cross multiply
93,013.13x = 139,519.70 × 27,349.13 - Step 4: Simplify right side
93,013.13x = 3,815,741,578.52 - Step 5: Solve for x
x = 3,815,741,578.52/93,013.13 - Step 6: Final answer
x = 41,023.69
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1.5x scale
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.