Finding the Fourth Proportional to 75,433.17, 104,086.21 and 43,595.93
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Solution
The fourth proportional to 75,433.17, 104,086.21 and 43,595.93 is: 60,155.70
Step by Step Solution
- Step 1: Write the proportion equation
75,433.17 : 104,086.21 = 43,595.93 : x - Step 2: Convert to fraction form
75,433.17/104,086.21 = 43,595.93/x - Step 3: Cross multiply
75,433.17x = 104,086.21 × 43,595.93 - Step 4: Simplify right side
75,433.17x = 4,537,735,125.13 - Step 5: Solve for x
x = 4,537,735,125.13/75,433.17 - Step 6: Final answer
x = 60,155.70
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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.