Finding the Fourth Proportional to 93,064.29, 139,583.25 and 29,876.09
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Solution
The fourth proportional to 93,064.29, 139,583.25 and 29,876.09 is: 44,809.90
Step by Step Solution
- Step 1: Write the proportion equation
93,064.29 : 139,583.25 = 29,876.09 : x - Step 2: Convert to fraction form
93,064.29/139,583.25 = 29,876.09/x - Step 3: Cross multiply
93,064.29x = 139,583.25 × 29,876.09 - Step 4: Simplify right side
93,064.29x = 4,170,201,739.49 - Step 5: Solve for x
x = 4,170,201,739.49/93,064.29 - Step 6: Final answer
x = 44,809.90
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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.