Finding the Fourth Proportional to 58,723.52, 81,012 and 34,851.20
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Solution
The fourth proportional to 58,723.52, 81,012 and 34,851.20 is: 48,078.95
Step by Step Solution
- Step 1: Write the proportion equation
58,723.52 : 81,012 = 34,851.20 : x - Step 2: Convert to fraction form
58,723.52/81,012 = 34,851.20/x - Step 3: Cross multiply
58,723.52x = 81,012 × 34,851.20 - Step 4: Simplify right side
58,723.52x = 2,823,365,414.40 - Step 5: Solve for x
x = 2,823,365,414.40/58,723.52 - Step 6: Final answer
x = 48,078.95
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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.