Finding the Fourth Proportional to 75,903.48, 104,750.87 and 41,911.84
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Solution
The fourth proportional to 75,903.48, 104,750.87 and 41,911.84 is: 57,840.59
Step by Step Solution
- Step 1: Write the proportion equation
75,903.48 : 104,750.87 = 41,911.84 : x - Step 2: Convert to fraction form
75,903.48/104,750.87 = 41,911.84/x - Step 3: Cross multiply
75,903.48x = 104,750.87 × 41,911.84 - Step 4: Simplify right side
75,903.48x = 4,390,301,703.30 - Step 5: Solve for x
x = 4,390,301,703.30/75,903.48 - Step 6: Final answer
x = 57,840.59
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.