Finding the Fourth Proportional to 75,675.57, 104,437.02 and 41,684.05
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Solution
The fourth proportional to 75,675.57, 104,437.02 and 41,684.05 is: 57,526.60
Step by Step Solution
- Step 1: Write the proportion equation
75,675.57 : 104,437.02 = 41,684.05 : x - Step 2: Convert to fraction form
75,675.57/104,437.02 = 41,684.05/x - Step 3: Cross multiply
75,675.57x = 104,437.02 × 41,684.05 - Step 4: Simplify right side
75,675.57x = 4,353,357,963.53 - Step 5: Solve for x
x = 4,353,357,963.53/75,675.57 - Step 6: Final answer
x = 57,526.60
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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.