Finding the Fourth Proportional to 75,402.36, 104,103.95 and 46,752.44
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Solution
The fourth proportional to 75,402.36, 104,103.95 and 46,752.44 is: 64,548.55
Step by Step Solution
- Step 1: Write the proportion equation
75,402.36 : 104,103.95 = 46,752.44 : x - Step 2: Convert to fraction form
75,402.36/104,103.95 = 46,752.44/x - Step 3: Cross multiply
75,402.36x = 104,103.95 × 46,752.44 - Step 4: Simplify right side
75,402.36x = 4,867,112,921.86 - Step 5: Solve for x
x = 4,867,112,921.86/75,402.36 - Step 6: Final answer
x = 64,548.55
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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.