Finding the Fourth Proportional to 104,740.37, 157,135.16 and 34,619.68
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Solution
The fourth proportional to 104,740.37, 157,135.16 and 34,619.68 is: 51,937.65
Step by Step Solution
- Step 1: Write the proportion equation
104,740.37 : 157,135.16 = 34,619.68 : x - Step 2: Convert to fraction form
104,740.37/157,135.16 = 34,619.68/x - Step 3: Cross multiply
104,740.37x = 157,135.16 × 34,619.68 - Step 4: Simplify right side
104,740.37x = 5,439,968,390.01 - Step 5: Solve for x
x = 5,439,968,390.01/104,740.37 - Step 6: Final answer
x = 51,937.65
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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.